{
 "name": "Jazz Standards Library chord charts derived from the Weimar Jazz Database",
 "license": "Open Data Commons Open Database License (ODbL) 1.0",
 "license_url": "https://opendatacommons.org/licenses/odbl/1.0/",
 "attribution": "Contains information from the Weimar Jazz Database (WJazzD), Jazzomat Research Project, University of Music Franz Liszt Weimar (https://jazzomat.hfm-weimar.de), made available under the ODbL 1.0.",
 "count": 88,
 "charts": [
  {
   "slug": "a-night-in-tunisia",
   "title": "A Night in Tunisia",
   "key": "D minor",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Eb7"
      ],
      [
       "Dm6"
      ],
      [
       "Eb7"
      ],
      [
       "Dm6"
      ],
      [
       "Eb7"
      ],
      [
       "Dm6"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "Dm6"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Eb7"
      ],
      [
       "Dm6"
      ],
      [
       "Eb7"
      ],
      [
       "Dm6"
      ],
      [
       "Eb7"
      ],
      [
       "Dm6"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "Dm6"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Am7b5"
      ],
      [
       "D7b9"
      ],
      [
       "Gm7"
      ],
      [
       "Gm7"
      ],
      [
       "Cm7b5"
      ],
      [
       "C7b9"
      ],
      [
       "Fmaj7"
      ],
      [
       "Em7b5",
       "A7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Eb7"
      ],
      [
       "Dm6"
      ],
      [
       "Eb7"
      ],
      [
       "Dm6"
      ],
      [
       "Eb7"
      ],
      [
       "Dm6"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "Dm6"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Clifford Brown"
  },
  {
   "slug": "airegin",
   "title": "Airegin",
   "key": "F minor",
   "form": "ABAC (8-12-8-8)",
   "bars": 36,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fm7"
      ],
      [
       "C7#9"
      ],
      [
       "Fm7"
      ],
      [
       "F7b9"
      ],
      [
       "Bbm7"
      ],
      [
       "F7#9"
      ],
      [
       "Bbm7"
      ],
      [
       "Bbm7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Dbmaj7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cmaj7"
      ],
      [
       "C#m7",
       "F#7"
      ],
      [
       "Bmaj7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Gm7b5",
       "C7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Fm7"
      ],
      [
       "C7#9"
      ],
      [
       "Fm7"
      ],
      [
       "F7b9"
      ],
      [
       "Bbm7"
      ],
      [
       "F7#9"
      ],
      [
       "Bbm7"
      ],
      [
       "Bbm7"
      ]
     ]
    },
    {
     "label": "B2",
     "bars": [
      [
       "Dbmaj7"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "Cm7b5",
       "Gb7"
      ],
      [
       "F7",
       "B7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab6"
      ],
      [
       "Gm7b5",
       "C7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Miles Davis"
  },
  {
   "slug": "alone-together",
   "title": "Alone Together",
   "key": "C minor",
   "form": "AABA (14-14-8-8)",
   "bars": 44,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Cm6"
      ],
      [
       "Dm7b5",
       "G7b9"
      ],
      [
       "Cm6"
      ],
      [
       "Dm7b5",
       "G7b9"
      ],
      [
       "Cm6"
      ],
      [
       "Gm7b5",
       "C7b9"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Dm7b5",
       "G7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Cm6"
      ],
      [
       "Dm7b5",
       "G7b9"
      ],
      [
       "Cm6"
      ],
      [
       "Dm7b5",
       "G7b9"
      ],
      [
       "Cm6"
      ],
      [
       "Gm7b5",
       "C7b9"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Cmaj7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Gm7b5"
      ],
      [
       "C7b9"
      ],
      [
       "Fm6"
      ],
      [
       "Fm6"
      ],
      [
       "Fm7b5"
      ],
      [
       "Bb7b9"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Dm7b5",
       "G7b9"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Cm6"
      ],
      [
       "Dm7b5",
       "G7b9"
      ],
      [
       "Cm6"
      ],
      [
       "Dm7b5",
       "G7b9"
      ],
      [
       "Cm6"
      ],
      [
       "Ab7",
       "G7"
      ],
      [
       "Cm6"
      ],
      [
       "Dm7b5",
       "G7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Paul Desmond"
  },
  {
   "slug": "april-in-paris",
   "title": "April in Paris",
   "key": "C major",
   "form": "ABCD (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Dm7b5",
       "Db7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Dm7b5",
       "Ab7"
      ],
      [
       "G7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Bm7b5",
       "E7"
      ],
      [
       "Am7",
       "Am/G"
      ],
      [
       "F#m7b5"
      ],
      [
       "B7b9"
      ],
      [
       "Bm7",
       "E7"
      ],
      [
       "Em7b5",
       "A7b9"
      ]
     ]
    },
    {
     "label": "C1",
     "bars": [
      [
       "F#m7b5",
       "Fdim7"
      ],
      [
       "C/E",
       "Ebdim7"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "C6"
      ],
      [
       "Bm7b5",
       "E7"
      ],
      [
       "Am7",
       "Am/G"
      ],
      [
       "F#m7b5",
       "B7b9"
      ],
      [
       "Emaj7",
       "Dm7",
       "G7"
      ]
     ]
    },
    {
     "label": "D1",
     "bars": [
      [
       "Dm7b5",
       "G7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Em7b5"
      ],
      [
       "A7alt"
      ],
      [
       "D9"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "C6"
      ],
      [
       "C6"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Wynton Marsalis"
  },
  {
   "slug": "ask-me-now",
   "title": "Ask Me Now",
   "key": "Db major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Ebm7"
      ],
      [
       "Ab"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Fm7",
       "Em7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Bbm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "Dbm7"
      ],
      [
       "Gb7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Gm7",
       "C7"
      ],
      [
       "F#m7",
       "B7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Em7",
       "A7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "B7alt"
      ],
      [
       "Bb7"
      ],
      [
       "Eb7"
      ],
      [
       "D7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Eb7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "Db"
      ],
      [
       "Db"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. David Murray"
  },
  {
   "slug": "avalon",
   "title": "Avalon",
   "key": "Eb major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "Abm7"
      ],
      [
       "Abm7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Benny Goodman"
  },
  {
   "slug": "bags-groove",
   "title": "Bags' Groove",
   "key": "F minor",
   "form": "A (12)",
   "bars": 12,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "C7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Milt Jackson"
  },
  {
   "slug": "basin-street-blues",
   "title": "Basin Street Blues",
   "key": "Bb major",
   "form": "A (12)",
   "bars": 8,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bb"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "Bb",
       "Bbdim7"
      ],
      [
       "Cm7",
       "F7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Louis Armstrong"
  },
  {
   "slug": "bebop",
   "title": "Bebop",
   "key": "F minor",
   "form": "AAB (8-8-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fm",
       "Gm7b5"
      ],
      [
       "Fm",
       "Bbm6"
      ],
      [
       "Fm"
      ],
      [
       "Gm7b5",
       "C7b9"
      ],
      [
       "Fm",
       "Gm7b5"
      ],
      [
       "Fm",
       "Bbm6"
      ],
      [
       "Fm"
      ],
      [
       "C7",
       "Fm"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Fm",
       "Gm7b5"
      ],
      [
       "Fm",
       "Bbm6"
      ],
      [
       "Fm"
      ],
      [
       "Gm7b5",
       "C7b9"
      ],
      [
       "Fm",
       "Gm7b5"
      ],
      [
       "Fm",
       "Bbm6"
      ],
      [
       "Fm"
      ],
      [
       "C7",
       "Fm"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Fm7"
      ],
      [
       "Bb7#9"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7#9"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Gm7b5",
       "C7#9"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Fm",
       "Gm7b5"
      ],
      [
       "Fm",
       "Bbm6"
      ],
      [
       "Fm"
      ],
      [
       "Gm7b5",
       "C7b9"
      ],
      [
       "Fm",
       "Gm7b5"
      ],
      [
       "Fm",
       "Bbm6"
      ],
      [
       "Fm"
      ],
      [
       "C7",
       "Fm"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Dizzy Gillespie"
  },
  {
   "slug": "begin-the-beguine",
   "title": "Begin the Beguine",
   "key": "Bb major",
   "form": "AABA (16-16-16-16)",
   "bars": 34,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Gbmaj9"
      ],
      [
       "Abmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Gbmaj9"
      ],
      [
       "Abmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Gbmaj9"
      ],
      [
       "Abmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Gbmaj9"
      ],
      [
       "Abmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Gbmaj9"
      ],
      [
       "Abmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Gbmaj9"
      ],
      [
       "Abmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Gbmaj9"
      ],
      [
       "Abmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Gbmaj9"
      ],
      [
       "Abmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Bbmaj9"
      ],
      [
       "Gbmaj9"
      ],
      [
       "Abmaj9"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. David Liebman"
  },
  {
   "slug": "big-butter-and-egg-man",
   "title": "Big Butter and Egg Man",
   "key": "G major",
   "form": "A (32)",
   "bars": 34,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "G"
      ],
      [
       "G"
      ],
      [
       "A7"
      ],
      [
       "A7"
      ],
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "G"
      ],
      [
       "G",
       "D7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "G"
      ],
      [
       "Gdim7"
      ],
      [
       "Am"
      ],
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "G"
      ],
      [
       "G"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "C"
      ],
      [
       "C"
      ],
      [
       "E7"
      ],
      [
       "E7"
      ],
      [
       "A7"
      ],
      [
       "D7"
      ]
     ]
    },
    {
     "label": "C1",
     "bars": [
      [
       "G"
      ],
      [
       "G"
      ],
      [
       "A7"
      ],
      [
       "A7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "G"
      ],
      [
       "G"
      ]
     ]
    },
    {
     "label": "I1",
     "bars": [
      [
       "G"
      ],
      [
       "G"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Louis Armstrong"
  },
  {
   "slug": "billies-bounce",
   "title": "Billie's Bounce",
   "key": "F major",
   "form": "A (12)",
   "bars": 12,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "F7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Gm"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "C7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Charlie Parker"
  },
  {
   "slug": "blue-n-boogie",
   "title": "Blue 'N' Boogie",
   "key": "Bb major",
   "form": "A (12)",
   "bars": 12,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Dizzy Gillespie"
  },
  {
   "slug": "blue-rondo-a-la-turk",
   "title": "Blue Rondo à la Turk",
   "key": "F major",
   "form": "A (12)",
   "bars": 12,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "F7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "F7",
       "D7"
      ],
      [
       "Gm7",
       "C7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Paul Desmond"
  },
  {
   "slug": "blue-train",
   "title": "Blue Train",
   "key": "Eb minor",
   "form": "A (12)",
   "bars": 12,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Eb7"
      ],
      [
       "Ab7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ],
      [
       "Eb7"
      ],
      [
       "C7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. John Coltrane"
  },
  {
   "slug": "blues-for-alice",
   "title": "Blues for Alice",
   "key": "F major",
   "form": "A (12)",
   "bars": 12,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Em7b5",
       "A7b9"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bbm7",
       "Eb7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Abm7",
       "Db7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Fmaj7",
       "Dm7"
      ],
      [
       "Gm7",
       "C7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Charlie Parker"
  },
  {
   "slug": "bohemia-after-dark",
   "title": "Bohemia After Dark",
   "key": "G minor",
   "form": "AABA (8-8-8-8)",
   "bars": 26,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "D7b9"
      ],
      [
       "D7b9"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Gm7"
      ],
      [
       "Am7b5",
       "D7b9"
      ],
      [
       "Gm7"
      ],
      [
       "Am7b5",
       "D7b9"
      ],
      [
       "Gm7"
      ],
      [
       "Am7b5",
       "D7b9"
      ],
      [
       "Gm7"
      ],
      [
       "Gm7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "Am7b5"
      ],
      [
       "D7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Gm7"
      ],
      [
       "Am7b5",
       "D7b9"
      ],
      [
       "Gm7"
      ],
      [
       "Am7b5",
       "D7b9"
      ],
      [
       "Gm7"
      ],
      [
       "Am7b5",
       "D7b9"
      ],
      [
       "Gm7"
      ],
      [
       "Gm7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Nat Adderley"
  },
  {
   "slug": "bye-bye-blackbird",
   "title": "Bye Bye Blackbird",
   "key": "G major",
   "form": "AB (16-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Bbdim7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "Bm7b5"
      ],
      [
       "E7"
      ],
      [
       "Am7"
      ],
      [
       "Am7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Bm7b5"
      ],
      [
       "E7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Ben Webster"
  },
  {
   "slug": "caravan",
   "title": "Caravan",
   "key": "F minor",
   "form": "AABA (8-8-8-8)",
   "bars": 64,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "Fm"
      ],
      [
       "Fm"
      ],
      [
       "Fm"
      ],
      [
       "Fm"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "Fm"
      ],
      [
       "Fm"
      ],
      [
       "Fm"
      ],
      [
       "Fm"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb9",
       "Eb7b9"
      ],
      [
       "Abmaj7"
      ],
      [
       "Abmaj7"
      ],
      [
       "G7"
      ],
      [
       "Db7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "C7b9"
      ],
      [
       "Fm"
      ],
      [
       "Fm"
      ],
      [
       "Fm"
      ],
      [
       "Fm"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Wynton Marsalis"
  },
  {
   "slug": "central-park-west",
   "title": "Central Park West",
   "key": "B major",
   "form": "AB (12-10)",
   "bars": 10,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bmaj7",
       "Em7",
       "A7"
      ],
      [
       "Dmaj7",
       "Bbm7",
       "Eb7"
      ],
      [
       "Abmaj7",
       "Gm7",
       "C7"
      ],
      [
       "Fmaj7",
       "C#m7",
       "F#7"
      ],
      [
       "Bmaj7",
       "Em7",
       "A7"
      ],
      [
       "Dmaj7",
       "C#m7",
       "F#7"
      ],
      [
       "Bmaj7"
      ],
      [
       "C#m7",
       "F#7"
      ],
      [
       "Bmaj7"
      ],
      [
       "C#m7",
       "F#7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Joe Lovano"
  },
  {
   "slug": "chelsea-bridge",
   "title": "Chelsea Bridge",
   "key": "Db major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Eb7"
      ],
      [
       "Db7"
      ],
      [
       "Eb7",
       "Db7"
      ],
      [
       "Bb7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "Db6"
      ],
      [
       "Db6",
       "C7",
       "B7",
       "Bb7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Eb7"
      ],
      [
       "Db7"
      ],
      [
       "Eb7",
       "Db7"
      ],
      [
       "Bb7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "Db6"
      ],
      [
       "Db",
       "B7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "F#m7",
       "B7"
      ],
      [
       "Emaj7",
       "G7"
      ],
      [
       "F#m7",
       "F7"
      ],
      [
       "Bm7",
       "E7"
      ],
      [
       "Amaj7",
       "Am7",
       "D7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gm7"
      ],
      [
       "Db7",
       "C7",
       "B7",
       "Bb7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Eb7"
      ],
      [
       "Db7"
      ],
      [
       "Eb7",
       "Db7"
      ],
      [
       "Bb7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "Db6"
      ],
      [
       "Db6"
      ]
     ]
    },
    {
     "label": "I1",
     "bars": []
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. David Murray"
  },
  {
   "slug": "cherokee",
   "title": "Cherokee",
   "key": "Bb major",
   "form": "AABA (16-16-16-16)",
   "bars": 64,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bbmaj7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "Cm7"
      ],
      [
       "Bdim7"
      ],
      [
       "Cm7"
      ],
      [
       "Faug"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Bbmaj7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bb6"
      ],
      [
       "Bb6"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "C#m7"
      ],
      [
       "F#7"
      ],
      [
       "Bmaj7"
      ],
      [
       "Bmaj7"
      ],
      [
       "Bm7"
      ],
      [
       "E7"
      ],
      [
       "Amaj7"
      ],
      [
       "Amaj7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Cm7"
      ],
      [
       "Faug"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Bbmaj7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bb6"
      ],
      [
       "Bb6"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Wynton Marsalis"
  },
  {
   "slug": "con-alma",
   "title": "Con Alma",
   "key": "E major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Emaj7",
       "G#7/D#"
      ],
      [
       "C#m7",
       "B7"
      ],
      [
       "Bb7b9",
       "E7alt"
      ],
      [
       "Ebmaj7",
       "Ebm7",
       "Ab7"
      ],
      [
       "Dbmaj7",
       "F7/C"
      ],
      [
       "Bbm7",
       "Ab7"
      ],
      [
       "G7",
       "Db7alt"
      ],
      [
       "Cmaj7",
       "F#m7",
       "B7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Emaj7",
       "G#7/D#"
      ],
      [
       "C#m7",
       "B7"
      ],
      [
       "Bb7",
       "E7alt"
      ],
      [
       "Ebmaj7",
       "Ebm7",
       "Ab7"
      ],
      [
       "Dbmaj7",
       "F7/C"
      ],
      [
       "Bbm7",
       "Ab7"
      ],
      [
       "G7",
       "Db7alt"
      ],
      [
       "Cmaj7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Cm7b5"
      ],
      [
       "F7b9"
      ],
      [
       "F#m7b5"
      ],
      [
       "B7b9"
      ],
      [
       "Emaj7"
      ],
      [
       "Emaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Emaj7",
       "G#7/D#"
      ],
      [
       "C#m7",
       "B7"
      ],
      [
       "Bb7b9",
       "E7alt"
      ],
      [
       "Ebmaj7",
       "Ebm7",
       "Ab7"
      ],
      [
       "Dbmaj7",
       "F7/C"
      ],
      [
       "Bbm7",
       "Ab7"
      ],
      [
       "G7",
       "Db7alt"
      ],
      [
       "Cmaj7",
       "F#m7",
       "B7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Joe Lovano"
  },
  {
   "slug": "confirmation",
   "title": "Confirmation",
   "key": "F major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "G7"
      ],
      [
       "C7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fmaj7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Gm7",
       "C7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Michael Brecker"
  },
  {
   "slug": "cotton-tail",
   "title": "Cotton Tail",
   "key": "Bb major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bbmaj7",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Bb7"
      ],
      [
       "Eb7",
       "Ab7"
      ],
      [
       "Bbmaj7",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Bbmaj7",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Bb7"
      ],
      [
       "Eb7",
       "Ab7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Cm7",
       "F7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Bbmaj7",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Bb7"
      ],
      [
       "Eb7",
       "Ab7"
      ],
      [
       "Bbmaj7",
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Phil Woods"
  },
  {
   "slug": "countdown",
   "title": "Countdown",
   "key": "Bb major",
   "form": "A (16)",
   "bars": 16,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Em7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Db7"
      ],
      [
       "Gbmaj7",
       "A7"
      ],
      [
       "Dmaj7"
      ],
      [
       "Dm7",
       "Eb7"
      ],
      [
       "Abmaj7",
       "B7"
      ],
      [
       "Emaj7",
       "G7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Cm7",
       "Db7"
      ],
      [
       "Gbmaj7",
       "A7"
      ],
      [
       "Dmaj7",
       "F7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "E7"
      ],
      [
       "F7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Eb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. John Coltrane"
  },
  {
   "slug": "dat-dere",
   "title": "Dat Dere",
   "key": "C minor",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Cm7"
      ],
      [
       "Am7b5",
       "Abmaj7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "Cm7"
      ],
      [
       "Am7b5",
       "Abmaj7"
      ],
      [
       "Dm7b5",
       "Gaug"
      ],
      [
       "Cm7",
       "G7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Cm7"
      ],
      [
       "Am7b5",
       "Abmaj7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "Cm7"
      ],
      [
       "Am7b5",
       "Abmaj7"
      ],
      [
       "Dm7b5",
       "Gaug"
      ],
      [
       "Cm7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Dm7b5",
       "G7",
       "Cm7"
      ],
      [
       "Am7b5",
       "D7",
       "G7",
       "Cm7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "Dm7b5",
       "G7",
       "Cm7"
      ],
      [
       "Am7b5",
       "D7",
       "Gaug",
       "Eb7"
      ],
      [
       "Dm7b5",
       "Gaug"
      ],
      [
       "G7",
       "Gaug"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Cm7"
      ],
      [
       "Am7b5",
       "Abmaj7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "Cm7"
      ],
      [
       "Am7b5",
       "Abmaj7"
      ],
      [
       "Dm7b5",
       "Gaug"
      ],
      [
       "Cm7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Woody Shaw"
  },
  {
   "slug": "desafinado",
   "title": "Desafinado",
   "key": "F major",
   "form": "ABC (1612-8-8)",
   "bars": 44,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "G7alt"
      ],
      [
       "G7alt"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Am7b5"
      ],
      [
       "D7b9"
      ],
      [
       "Gm7"
      ],
      [
       "A7b9"
      ],
      [
       "D7"
      ],
      [
       "D7b9"
      ],
      [
       "G7b9"
      ],
      [
       "G7b9"
      ],
      [
       "Gbmaj7"
      ],
      [
       "Gbmaj7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "G7alt"
      ],
      [
       "G7alt"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Am7b5"
      ],
      [
       "D7b9"
      ],
      [
       "Gm7"
      ],
      [
       "Bbm"
      ],
      [
       "Am7"
      ],
      [
       "Bm7b5",
       "E7#9"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Amaj7"
      ],
      [
       "Bbdim7"
      ],
      [
       "Bm7"
      ],
      [
       "E7"
      ],
      [
       "Amaj7"
      ],
      [
       "F#m7"
      ],
      [
       "Bm7"
      ],
      [
       "E7"
      ]
     ]
    },
    {
     "label": "C1",
     "bars": [
      [
       "Cmaj7"
      ],
      [
       "C#dim7"
      ],
      [
       "Dm7"
      ],
      [
       "G7"
      ],
      [
       "Gm7"
      ],
      [
       "Am7b5",
       "D7b9"
      ],
      [
       "Gm7"
      ],
      [
       "C7alt"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Art Pepper"
  },
  {
   "slug": "dinah",
   "title": "Dinah",
   "key": "Ab major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "Fm7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab",
       "Eb7"
      ],
      [
       "Ab"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "Fm7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab",
       "Eb7"
      ],
      [
       "Ab"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Fm"
      ],
      [
       "Abaug"
      ],
      [
       "Ab"
      ],
      [
       "Fm6"
      ],
      [
       "Fm7",
       "Abaug"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "Fm7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab",
       "Eb7"
      ],
      [
       "Ab"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Lionel Hampton"
  },
  {
   "slug": "dont-blame-me",
   "title": "Don't Blame Me",
   "key": "C major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "C6",
       "Fm7",
       "Bb7"
      ],
      [
       "Em7",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cmaj7",
       "Am7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "C6",
       "A7",
       "Dm7",
       "G7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "C6",
       "Fm7",
       "Bb7"
      ],
      [
       "Em7",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cmaj7",
       "Am7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "C6",
       "Gm7",
       "C7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "E7"
      ],
      [
       "Am7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "Dm7",
       "Ab7"
      ],
      [
       "G7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "C6",
       "Fm7",
       "Bb7"
      ],
      [
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cmaj7",
       "Am7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "C6",
       "A7",
       "Dm7",
       "G7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Charlie Parker"
  },
  {
   "slug": "doodlin",
   "title": "Doodlin'",
   "key": "Db major",
   "form": "A (12)",
   "bars": 12,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Db7"
      ],
      [
       "Gb7"
      ],
      [
       "Db7"
      ],
      [
       "Db7"
      ],
      [
       "Gb7"
      ],
      [
       "Gb7"
      ],
      [
       "Db7"
      ],
      [
       "Db7",
       "Bb7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab9"
      ],
      [
       "Db7"
      ],
      [
       "Ab7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Hank Mobley"
  },
  {
   "slug": "easy-to-love",
   "title": "Easy to Love",
   "key": "G major",
   "form": "AA (16-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Am7"
      ],
      [
       "Dm7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Gmaj7"
      ],
      [
       "C9"
      ],
      [
       "Bm7"
      ],
      [
       "E7b9"
      ],
      [
       "Am7"
      ],
      [
       "D9"
      ],
      [
       "Gmaj7"
      ],
      [
       "Bm7",
       "E7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Bm7"
      ],
      [
       "Bm7",
       "E7b9"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Am7"
      ],
      [
       "Dm7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Gmaj7"
      ],
      [
       "C9"
      ],
      [
       "Bm7"
      ],
      [
       "E7b9"
      ],
      [
       "Am7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Bbdim7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "G"
      ],
      [
       "Bm7b5",
       "E7b9"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Steve Lacy"
  },
  {
   "slug": "giant-steps",
   "title": "Giant Steps",
   "key": "B major",
   "form": "A (16)",
   "bars": 16,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Cbmaj7",
       "D7"
      ],
      [
       "Gmaj7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Gmaj7",
       "Bb7"
      ],
      [
       "Ebmaj7",
       "Gb7"
      ],
      [
       "Cbmaj7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Dbm7",
       "Gb7"
      ],
      [
       "Cbmaj7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Dbm7",
       "Gb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. John Coltrane"
  },
  {
   "slug": "good-bait",
   "title": "Good Bait",
   "key": "Bb major",
   "form": "AABA (8-8-8-8)",
   "bars": 33,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bb6",
       "G7"
      ],
      [
       "Cm7",
       "F7",
       "F7/Eb"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Bb7/D"
      ],
      [
       "Ebmaj7",
       "Edim7"
      ],
      [
       "Dm7/F",
       "G7",
       "Cm7",
       "F7"
      ],
      [
       "Bb6",
       "F7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Bb6",
       "G7"
      ],
      [
       "Cm7",
       "F7",
       "F7/Eb"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Bb7/D"
      ],
      [
       "Ebmaj7",
       "Edim7"
      ],
      [
       "Dm7/F",
       "G7",
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Bbaug"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Eb6",
       "C7"
      ],
      [
       "Fm7",
       "Bb7",
       "Bb7/Ab"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7",
       "Eb7/G"
      ],
      [
       "Abmaj7",
       "Adim7"
      ],
      [
       "Gm7",
       "C7",
       "Fm7",
       "Bb7"
      ],
      [
       "Eb6",
       "F9"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Bb6",
       "G7"
      ],
      [
       "Cm7",
       "F7",
       "F7/Eb"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Bb7/D"
      ],
      [
       "Ebmaj7",
       "Edim7"
      ],
      [
       "Dm7/F",
       "G7",
       "Cm7",
       "F7"
      ],
      [
       "Bb6"
      ],
      [
       "Bb6"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Fats Navarro"
  },
  {
   "slug": "groovin-high",
   "title": "Groovin' High",
   "key": "Db major",
   "form": "AA (16-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Am7b5"
      ],
      [
       "D7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Gm7b5"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Gm7"
      ],
      [
       "F#m7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Am7b5"
      ],
      [
       "D7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Gm7b5"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Fm7"
      ],
      [
       "Abm7",
       "Db7"
      ],
      [
       "Eb6"
      ],
      [
       "Fm7",
       "Bb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Dizzy Gillespie"
  },
  {
   "slug": "heebie-jeebies",
   "title": "Heebie Jeebies",
   "key": "Ab major",
   "form": "A (18)",
   "bars": 19,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "Eb7",
       "Fm7"
      ],
      [
       "Cdim7",
       "Eb7"
      ],
      [
       "Ab7",
       "Db6"
      ],
      [
       "Ddim7",
       "Ab"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab"
      ],
      [
       "Ab7"
      ],
      [
       "Db",
       "Fdim7"
      ],
      [
       "Ab",
       "F7"
      ],
      [
       "Bb7",
       "Eb7"
      ],
      [
       "Ab",
       "F7"
      ],
      [
       "Bb7",
       "Eb7"
      ],
      [
       "Ab"
      ],
      [
       "Ab"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Johnny Dodds"
  },
  {
   "slug": "high-society",
   "title": "High Society",
   "key": "Eb major",
   "form": "AB (16-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb",
       "Ab"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7",
       "D7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Eb",
       "Ab"
      ],
      [
       "Eb"
      ],
      [
       "Eb7"
      ],
      [
       "Ab"
      ],
      [
       "Adim7"
      ],
      [
       "Eb"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Lionel Hampton"
  },
  {
   "slug": "honeysuckle-rose",
   "title": "Honeysuckle Rose",
   "key": "F major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "F6",
       "Dm7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "F6"
      ],
      [
       "Am7",
       "D7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "F6",
       "Dm7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "F6"
      ],
      [
       "F6"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "F7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bb6"
      ],
      [
       "Bb6"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "F6",
       "Dm7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "F6"
      ],
      [
       "Am7",
       "D7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Phil Woods"
  },
  {
   "slug": "hot-house",
   "title": "Hot House",
   "key": "C major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Gm7b5"
      ],
      [
       "Caug"
      ],
      [
       "Fm7b5"
      ],
      [
       "Bbaug"
      ],
      [
       "Dm7b5"
      ],
      [
       "Gaug"
      ],
      [
       "Cmaj7"
      ],
      [
       "Cmaj7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Gm7b5"
      ],
      [
       "Caug"
      ],
      [
       "Fm7b5"
      ],
      [
       "Bbaug"
      ],
      [
       "Dm7b5"
      ],
      [
       "Gaug"
      ],
      [
       "Cmaj7"
      ],
      [
       "Cmaj7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Gm7b5"
      ],
      [
       "Caug"
      ],
      [
       "Fm7b5"
      ],
      [
       "Bbaug"
      ],
      [
       "Dm7b5"
      ],
      [
       "Gaug"
      ],
      [
       "Cmaj7"
      ],
      [
       "Cmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Dizzy Gillespie"
  },
  {
   "slug": "how-deep-is-the-ocean",
   "title": "How Deep Is the Ocean?",
   "key": "C minor",
   "form": "ABAC (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Cm7"
      ],
      [
       "Bdim7"
      ],
      [
       "Eb6/Bb"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Gm7"
      ],
      [
       "Am7b5",
       "D7b9"
      ],
      [
       "Gm7",
       "Gb7"
      ],
      [
       "Fm7",
       "Bb7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "B7"
      ],
      [
       "B7"
      ],
      [
       "Bb7"
      ],
      [
       "Dm7b5",
       "G7b9"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Cm7"
      ],
      [
       "Bdim7"
      ],
      [
       "Eb6/Bb"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Gm7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Gm7",
       "Gb7"
      ],
      [
       "Fm7",
       "Bb7"
      ]
     ]
    },
    {
     "label": "C1",
     "bars": [
      [
       "Bbm7"
      ],
      [
       "Gm7b5",
       "C7b9"
      ],
      [
       "Fm7"
      ],
      [
       "Db7"
      ],
      [
       "Eb/Bb",
       "G7/B"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Eb69",
       "Dm7b5",
       "G7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Charlie Parker"
  },
  {
   "slug": "how-high-the-moon",
   "title": "How High the Moon",
   "key": "G major",
   "form": "AB (16-16)",
   "bars": 17,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Gm7"
      ],
      [
       "Gm7"
      ],
      [
       "G9"
      ],
      [
       "Cmaj7"
      ],
      [
       "Bm7",
       "Bb7"
      ],
      [
       "Am7",
       "D7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Gmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Pepper Adams"
  },
  {
   "slug": "i-cant-get-started",
   "title": "I Can't Get Started",
   "key": "Bb major",
   "form": "AABC (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Cmaj7",
       "Am7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "E7",
       "Am7b5"
      ],
      [
       "Dm7",
       "G7sus4"
      ],
      [
       "Cmaj7",
       "Am7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "E7",
       "A7"
      ],
      [
       "Dm7",
       "G7sus4"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Cmaj7",
       "Am7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "E7",
       "Am7b5"
      ],
      [
       "D7",
       "G7sus4"
      ],
      [
       "Cmaj7",
       "Am7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "C6",
       "Bb7"
      ],
      [
       "Cmaj7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Em7",
       "A7"
      ],
      [
       "Em7",
       "A7"
      ],
      [
       "Dmaj7",
       "Gmaj7"
      ],
      [
       "Dmaj7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Em7",
       "A7"
      ],
      [
       "D7",
       "G7sus4"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Cmaj7",
       "Am7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "E7",
       "A7"
      ],
      [
       "D7",
       "G7sus4"
      ],
      [
       "Cmaj7",
       "A7b9"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "C6"
      ],
      [
       "Dm7",
       "G7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Joe Lovano"
  },
  {
   "slug": "i-fall-in-love-too-easily",
   "title": "I Fall in Love Too Easily",
   "key": "Eb major",
   "form": "AB (8-8)",
   "bars": 16,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7",
       "Cm7"
      ],
      [
       "Dm7b5",
       "G7b9"
      ],
      [
       "Cm7"
      ],
      [
       "Dm7b5",
       "G7b9"
      ],
      [
       "Cm7"
      ],
      [
       "D7",
       "Ab7#11"
      ],
      [
       "Gmaj7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Am7b5",
       "D7#9"
      ],
      [
       "G7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fm7",
       "C7"
      ],
      [
       "Fm7",
       "Bb9"
      ],
      [
       "Db7#11",
       "C7"
      ],
      [
       "Fm7",
       "Bb13"
      ],
      [
       "Eb6"
      ]
     ]
    },
    {
     "label": "I1",
     "bars": []
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Chet Baker"
  },
  {
   "slug": "i-got-it-bad-and-that-aint-good",
   "title": "I Got It Bad (and That Ain't Good)",
   "key": "G major",
   "form": "AABA (8-8-8-8)",
   "bars": 50,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Dbmaj7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ebm7"
      ],
      [
       "F7",
       "Bb7",
       "Eb7",
       "Ab7"
      ],
      [
       "Db6",
       "Bbm7"
      ],
      [
       "Ebm7",
       "Ab7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Dbmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ebm7"
      ],
      [
       "F7",
       "Bb7",
       "Eb7",
       "Ab7"
      ],
      [
       "Db6"
      ],
      [
       "G7#11"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Gbmaj7"
      ],
      [
       "F#maj7"
      ],
      [
       "Gbm6"
      ],
      [
       "B7"
      ],
      [
       "Dbmaj7",
       "B7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Dbmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ebm7"
      ],
      [
       "F7",
       "Bb7",
       "Eb7",
       "Ab7"
      ],
      [
       "Db6"
      ],
      [
       "Ebm7",
       "Ab7"
      ]
     ]
    },
    {
     "label": "B2",
     "bars": [
      [
       "Gbmaj7"
      ],
      [
       "Gbmaj7"
      ],
      [
       "Gbm6"
      ],
      [
       "B7"
      ],
      [
       "Dbmaj7",
       "B7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ]
     ]
    },
    {
     "label": "A4",
     "bars": [
      [
       "Dbmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ebm7"
      ],
      [
       "F7",
       "Bb7",
       "Eb7",
       "Ab7"
      ],
      [
       "Ebm7",
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Dbmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Benny Carter"
  },
  {
   "slug": "i-got-rhythm",
   "title": "I Got Rhythm",
   "key": "Bb major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bb6",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bb6",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bb6",
       "Bb7"
      ],
      [
       "Eb6",
       "Edim7"
      ],
      [
       "Bb6",
       "F7"
      ],
      [
       "Bb6"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Bb6",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bb6",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bb6",
       "Bb7"
      ],
      [
       "Eb6",
       "Edim7"
      ],
      [
       "Bb6",
       "F7"
      ],
      [
       "Bb6"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Bb6",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bb6",
       "Gm7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bb6",
       "Bb7"
      ],
      [
       "Eb6",
       "Edim7"
      ],
      [
       "Bb6",
       "F7"
      ],
      [
       "Bb6"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Dickie Wells"
  },
  {
   "slug": "im-coming-virginia",
   "title": "I'm Coming Virginia",
   "key": "F major",
   "form": "ABC (8-8-8)",
   "bars": 24,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "F",
       "Abdim7"
      ],
      [
       "F6",
       "Bbmaj7",
       "Am7",
       "Dm7"
      ],
      [
       "D7",
       "G7"
      ],
      [
       "C7",
       "F7"
      ],
      [
       "Bb",
       "A7"
      ],
      [
       "G7",
       "C7"
      ],
      [
       "F7",
       "Gm7"
      ],
      [
       "C7",
       "Gm7",
       "Ebdim7",
       "C7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "F",
       "Abdim7"
      ],
      [
       "F"
      ],
      [
       "Am"
      ],
      [
       "Am"
      ],
      [
       "Bm7b5",
       "E7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Gbmaj7",
       "C7"
      ],
      [
       "F7",
       "F"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Bb6",
       "Gm7"
      ],
      [
       "Gm7",
       "Dm"
      ],
      [
       "Dm6"
      ],
      [
       "C",
       "D7"
      ],
      [
       "Gm7"
      ],
      [
       "G7",
       "C7"
      ],
      [
       "F7",
       "Gm7"
      ],
      [
       "F"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Bix Beiderbecke"
  },
  {
   "slug": "impressions",
   "title": "Impressions",
   "key": "D minor",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. John Coltrane"
  },
  {
   "slug": "in-a-mellow-tone",
   "title": "In a Mellow Tone",
   "key": "Ab major",
   "form": "AB (16-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb6"
      ],
      [
       "Eb6"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Ab6"
      ],
      [
       "Db7"
      ],
      [
       "Eb6"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "C7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb6"
      ],
      [
       "Eb6"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Ab7"
      ],
      [
       "Adim7"
      ],
      [
       "Eb6"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb6"
      ],
      [
       "Eb6"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Art Pepper"
  },
  {
   "slug": "jordu",
   "title": "Jordu",
   "key": "Eb major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "D7",
       "G7"
      ],
      [
       "Cm6"
      ],
      [
       "F7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "D7",
       "G7"
      ],
      [
       "Cm6"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "D7",
       "G7"
      ],
      [
       "Cm6"
      ],
      [
       "F7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "D7",
       "G7"
      ],
      [
       "Cm6"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "G7",
       "C7"
      ],
      [
       "F7",
       "Bb7"
      ],
      [
       "Eb7",
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "F7",
       "Bb7"
      ],
      [
       "Eb7",
       "Ab7"
      ],
      [
       "Db7",
       "Gb7"
      ],
      [
       "Bmaj7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "D7",
       "G7"
      ],
      [
       "Cm6"
      ],
      [
       "F7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "D7",
       "G7"
      ],
      [
       "Cm6"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Clifford Brown"
  },
  {
   "slug": "joy-spring",
   "title": "Joy Spring",
   "key": "F major",
   "form": "ABC (16-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Bbm7",
       "Eb7"
      ],
      [
       "Eb7",
       "D7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "F"
      ],
      [
       "Abm7",
       "Db7"
      ],
      [
       "Gbmaj7"
      ],
      [
       "Abm7",
       "Db7"
      ],
      [
       "Gbmaj7"
      ],
      [
       "Bm7",
       "E7"
      ],
      [
       "Bbm7",
       "A7"
      ],
      [
       "Abm7",
       "Db7"
      ],
      [
       "Gb"
      ],
      [
       "Am7",
       "D7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Gmaj7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Abm7",
       "Db7"
      ],
      [
       "Gbmaj7"
      ],
      [
       "Gm7",
       "C7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Bbm7",
       "Eb7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "F"
      ],
      [
       "Gm7",
       "C7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Clifford Brown"
  },
  {
   "slug": "just-friends",
   "title": "Just Friends",
   "key": "Bb major",
   "form": "AB (16-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bbmaj7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Abm7"
      ],
      [
       "Db7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Am7"
      ],
      [
       "Dm7"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "Gm7"
      ],
      [
       "C7",
       "B7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Bbmaj7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Abm7"
      ],
      [
       "Db7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "Dm7"
      ],
      [
       "G7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "F6"
      ],
      [
       "Cm7",
       "F7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Benny Carter"
  },
  {
   "slug": "just-one-of-those-things",
   "title": "Just One of Those Things",
   "key": "D minor",
   "form": "AABA (16-16-16-16)",
   "bars": 64,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Em7"
      ],
      [
       "A7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bbm7b5"
      ],
      [
       "Bbm6"
      ],
      [
       "F/A"
      ],
      [
       "Dm7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "F#dim7"
      ],
      [
       "Gm7"
      ],
      [
       "Em7b5",
       "A7#9"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Em7"
      ],
      [
       "A7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bm7b5"
      ],
      [
       "Bbm6"
      ],
      [
       "F/A"
      ],
      [
       "Dm7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "F#dim7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Ebmaj7"
      ],
      [
       "Edim7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Dm7"
      ],
      [
       "G7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Am7"
      ],
      [
       "F#m7b5",
       "Fmaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Em7"
      ],
      [
       "F#dim7"
      ],
      [
       "Gm7"
      ],
      [
       "Em7b5",
       "A7#9"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Em7"
      ],
      [
       "A7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bm7b5"
      ],
      [
       "Bbm6"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Lee Morgan"
  },
  {
   "slug": "lady-bird",
   "title": "Lady Bird",
   "key": "C major",
   "form": "A (16)",
   "bars": 16,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Cmaj7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Cmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Dm7"
      ],
      [
       "G7"
      ],
      [
       "Cmaj7",
       "Ebmaj7"
      ],
      [
       "Abmaj7",
       "Dbmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Hank Mobley"
  },
  {
   "slug": "lester-leaps-in",
   "title": "Lester Leaps In",
   "key": "Bb major",
   "form": "AABC (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ],
      [
       "Bb"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Lester Young"
  },
  {
   "slug": "limehouse-blues",
   "title": "Limehouse Blues",
   "key": "Ab major",
   "form": "ABCD (16-16-16-16)",
   "bars": 34,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Db9"
      ],
      [
       "Db9"
      ],
      [
       "Db9"
      ],
      [
       "Db9"
      ],
      [
       "Bb9"
      ],
      [
       "Bb9"
      ],
      [
       "Bb9"
      ],
      [
       "Bb9"
      ],
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "C7"
      ],
      [
       "Fm"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Db9"
      ],
      [
       "Db9"
      ],
      [
       "Db9"
      ],
      [
       "Db9"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Ab"
      ],
      [
       "F7"
      ],
      [
       "Bbm",
       "F7"
      ],
      [
       "Bbm"
      ],
      [
       "Bbm7b5"
      ],
      [
       "Eb7"
      ],
      [
       "Ab"
      ],
      [
       "Ab"
      ]
     ]
    },
    {
     "label": "I1",
     "bars": [
      [
       "Ab"
      ],
      [
       "Ab"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Charlie Shavers"
  },
  {
   "slug": "maiden-voyage",
   "title": "Maiden Voyage",
   "key": "A minor",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "D7sus4"
      ],
      [
       "D7sus4"
      ],
      [
       "D7sus4"
      ],
      [
       "D7sus4"
      ],
      [
       "F7sus4"
      ],
      [
       "F7sus4"
      ],
      [
       "F7sus4"
      ],
      [
       "F7sus4"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "D7sus4"
      ],
      [
       "D7sus4"
      ],
      [
       "D7sus4"
      ],
      [
       "D7sus4"
      ],
      [
       "F7sus4"
      ],
      [
       "F7sus4"
      ],
      [
       "F7sus4"
      ],
      [
       "F7sus4"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Eb7sus4"
      ],
      [
       "Eb7sus4"
      ],
      [
       "Eb7sus4"
      ],
      [
       "Eb7sus4"
      ],
      [
       "Db7sus4"
      ],
      [
       "Db7sus4"
      ],
      [
       "Db7sus4"
      ],
      [
       "Db7sus4"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "D7sus4"
      ],
      [
       "D7sus4"
      ],
      [
       "D7sus4"
      ],
      [
       "D7sus4"
      ],
      [
       "F7sus4"
      ],
      [
       "F7sus4"
      ],
      [
       "F7sus4"
      ],
      [
       "F7sus4"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Freddie Hubbard"
  },
  {
   "slug": "margie",
   "title": "Margie",
   "key": "Eb major",
   "form": "AB (8-8)",
   "bars": 17,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb7"
      ],
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Eb",
       "Eb7",
       "D7",
       "Db7"
      ],
      [
       "C7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Bb7"
      ]
     ]
    },
    {
     "label": "I1",
     "bars": [
      [
       "Eb"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Bix Beiderbecke"
  },
  {
   "slug": "mean-to-me",
   "title": "Mean to Me",
   "key": "Eb major",
   "form": "AABA (8-8-8-8)",
   "bars": 16,
   "sections": [
    {
     "label": "B1",
     "bars": [
      [
       "Abmaj7"
      ],
      [
       "Bb7",
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Db7",
       "C7"
      ],
      [
       "Fm7"
      ],
      [
       "Db7",
       "C7"
      ],
      [
       "F7"
      ],
      [
       "Fm7",
       "Bb7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Ebmaj7",
       "Edim7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7",
       "Bbm7",
       "Eb7"
      ],
      [
       "Abmaj7",
       "Db7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7",
       "Cm7"
      ],
      [
       "Fm7",
       "Bb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Lee Konitz"
  },
  {
   "slug": "memories-of-you",
   "title": "Memories of You",
   "key": "Eb major",
   "form": "AAB (8-8-88)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Eb",
       "Edim7"
      ],
      [
       "Fm7",
       "D7/F#"
      ],
      [
       "Eb6",
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Eb6",
       "Cm7"
      ],
      [
       "Gm7",
       "C9"
      ],
      [
       "F7",
       "Bb9"
      ],
      [
       "Eb6",
       "Fm7",
       "Bb9"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Eb6",
       "Edim7"
      ],
      [
       "Fm7",
       "D7/F#"
      ],
      [
       "Eb6/G",
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Eb6",
       "Cm7"
      ],
      [
       "Gm7",
       "C9"
      ],
      [
       "F7",
       "Bb9"
      ],
      [
       "Eb6",
       "G7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Cm7"
      ],
      [
       "Fm7"
      ],
      [
       "Cm7"
      ],
      [
       "F9"
      ],
      [
       "Cm7"
      ],
      [
       "F9"
      ],
      [
       "Gm7",
       "Gbm7"
      ],
      [
       "Fm7",
       "Bb7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Eb6",
       "Edim7"
      ],
      [
       "Fm7",
       "D7/F#"
      ],
      [
       "Eb6/G",
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Eb6",
       "Cm7"
      ],
      [
       "Gm7",
       "C9"
      ],
      [
       "F7",
       "Bb9"
      ],
      [
       "Eb6",
       "Fm7",
       "Bb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Lionel Hampton"
  },
  {
   "slug": "mr-p-c",
   "title": "Mr. P.C.",
   "key": "C minor",
   "form": "A (12)",
   "bars": 12,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Cm7"
      ],
      [
       "Cm7"
      ],
      [
       "Cm7"
      ],
      [
       "Cm7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "Cm7"
      ],
      [
       "Cm7"
      ],
      [
       "Ab7"
      ],
      [
       "G7"
      ],
      [
       "Cm7"
      ],
      [
       "Cm7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. John Coltrane"
  },
  {
   "slug": "muskrat-ramble",
   "title": "Muskrat Ramble",
   "key": "Ab major",
   "form": "A (16)",
   "bars": 14,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Ab"
      ],
      [
       "Ab",
       "Abdim7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "Bb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab"
      ],
      [
       "Ab"
      ],
      [
       "F7"
      ],
      [
       "Bbm"
      ],
      [
       "Bb7",
       "Eb7"
      ],
      [
       "Ab"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Kid Ory"
  },
  {
   "slug": "my-funny-valentine",
   "title": "My Funny Valentine",
   "key": "B minor",
   "form": "AABC (8-8-8-12)",
   "bars": 36,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fm"
      ],
      [
       "FmMaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm6"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Gm7b5"
      ],
      [
       "C7b9"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Fm"
      ],
      [
       "FmMaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm6"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Abmaj7",
       "Bbm7"
      ],
      [
       "Cm7",
       "Bbm7"
      ],
      [
       "Abmaj7",
       "Bbm7"
      ],
      [
       "Cm7",
       "Bbm7"
      ],
      [
       "Abmaj7",
       "C7"
      ],
      [
       "Fm7",
       "Ebm7",
       "D7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Gm7b5",
       "C7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Fm"
      ],
      [
       "FmMaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm6"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Gm7b5",
       "C7b9"
      ],
      [
       "Fm7",
       "E7"
      ],
      [
       "Ebm7",
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Bbm9",
       "Eb7"
      ],
      [
       "Ab6"
      ],
      [
       "Gm7b5",
       "C7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. J.J. Johnson"
  },
  {
   "slug": "oleo",
   "title": "Oleo",
   "key": "Bb major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bbmaj7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7",
       "Ebm6"
      ],
      [
       "Bbmaj7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Bbmaj7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7",
       "Ebm6"
      ],
      [
       "Bbmaj7",
       "G7"
      ],
      [
       "Bbmaj7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Bbmaj7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "G7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7",
       "Ebm6"
      ],
      [
       "Bbmaj7",
       "G7"
      ],
      [
       "Bbmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 4 solo(s), e.g. Miles Davis"
  },
  {
   "slug": "on-green-dolphin-street",
   "title": "On Green Dolphin Street",
   "key": "C major",
   "form": "ABAC (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "F7/Eb"
      ],
      [
       "F7/Eb",
       "E/Eb"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Abm7"
      ],
      [
       "D7"
      ],
      [
       "Gbmaj7"
      ],
      [
       "Gbmaj7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "F7/Eb"
      ],
      [
       "F7/Eb",
       "E/Eb"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ]
     ]
    },
    {
     "label": "C1",
     "bars": [
      [
       "Fm7",
       "Fm/Eb"
      ],
      [
       "Dm7b5",
       "G7b9"
      ],
      [
       "Cm7",
       "Cm/Bb"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Fm7",
       "Bb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Eric Dolphy"
  },
  {
   "slug": "once-in-a-while",
   "title": "Once in a While",
   "key": "C major",
   "form": "A (16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "C"
      ],
      [
       "C"
      ],
      [
       "E7"
      ],
      [
       "E7"
      ],
      [
       "Am"
      ],
      [
       "Am"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "F"
      ],
      [
       "F"
      ],
      [
       "C"
      ],
      [
       "A7"
      ],
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "C"
      ],
      [
       "C"
      ],
      [
       "E7"
      ],
      [
       "E7"
      ],
      [
       "Am"
      ],
      [
       "Am"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "F"
      ],
      [
       "F"
      ],
      [
       "C"
      ],
      [
       "A7"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "C"
      ],
      [
       "C"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Johnny Dodds"
  },
  {
   "slug": "ornithology",
   "title": "Ornithology",
   "key": "G major",
   "form": "AB (16-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Eb7"
      ],
      [
       "D7"
      ],
      [
       "Gm"
      ],
      [
       "Cm7b5",
       "D7"
      ],
      [
       "Bm7"
      ],
      [
       "E7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ]
     ]
    },
    {
     "label": "B2",
     "bars": [
      [
       "Eb7"
      ],
      [
       "D7"
      ],
      [
       "G"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "G/B",
       "Bb7"
      ],
      [
       "Am7",
       "Ab7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Am7",
       "D7"
      ]
     ]
    },
    {
     "label": "I1",
     "bars": []
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Charlie Parker"
  },
  {
   "slug": "out-of-nowhere",
   "title": "Out of Nowhere",
   "key": "G major",
   "form": "AB (16-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Bm7"
      ],
      [
       "E7"
      ],
      [
       "Am7"
      ],
      [
       "E7"
      ],
      [
       "Am7"
      ],
      [
       "Am7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Bbm7"
      ],
      [
       "Eb7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Bm7"
      ],
      [
       "E7"
      ],
      [
       "Am7"
      ],
      [
       "E7"
      ],
      [
       "Am7"
      ],
      [
       "Cm6"
      ],
      [
       "Bm7",
       "Bbdim7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "G6"
      ],
      [
       "Am7",
       "D7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Charlie Parker"
  },
  {
   "slug": "perdido",
   "title": "Perdido",
   "key": "Bb major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bb6"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bb6"
      ],
      [
       "Dm7",
       "G7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bb6"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bb6"
      ],
      [
       "Bb6"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "G9"
      ],
      [
       "Gaug"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bb6"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bb6"
      ],
      [
       "Dm7",
       "G7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Coleman Hawkins"
  },
  {
   "slug": "scrapple-from-the-apple",
   "title": "Scrapple from the Apple",
   "key": "G minor",
   "form": "AABA (8-8-8-8)",
   "bars": 8,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ],
      [
       "Fmaj7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Bdim7"
      ],
      [
       "Fmaj7",
       "Gmaj7"
      ],
      [
       "Am7",
       "D7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Charlie Parker"
  },
  {
   "slug": "singin-the-blues",
   "title": "Singin' the Blues",
   "key": "Eb major",
   "form": "AAB (8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fm7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Eb",
       "Ab",
       "Eb",
       "Ebdim7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Eb",
       "Ebdim7",
       "Eb"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "G7",
       "Dm7"
      ],
      [
       "G7",
       "Cdim7",
       "Fdim7"
      ],
      [
       "C7"
      ],
      [
       "C7"
      ],
      [
       "Cm",
       "Cm7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7",
       "Ebdim7"
      ]
     ]
    },
    {
     "label": "C1",
     "bars": [
      [
       "Fm7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Eb",
       "Fdim7",
       "Ebdim7"
      ],
      [
       "Edim7"
      ],
      [
       "Edim7",
       "C7"
      ],
      [
       "Fm",
       "C7"
      ],
      [
       "Fm",
       "C7",
       "Fm"
      ],
      [
       "Fm7"
      ],
      [
       "Ebdim7"
      ],
      [
       "Eb"
      ],
      [
       "Edim7",
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7",
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Bix Beiderbecke"
  },
  {
   "slug": "so-what",
   "title": "So What",
   "key": null,
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ebm7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 3 solo(s), e.g. Cannonball Adderley"
  },
  {
   "slug": "softly-as-in-a-morning-sunrise",
   "title": "Softly, as in a Morning Sunrise",
   "key": "C minor",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Eb7#9"
      ],
      [
       "Eb7#9"
      ],
      [
       "C7#9"
      ],
      [
       "C7#9"
      ],
      [
       "Ab7alt"
      ],
      [
       "Ab7alt"
      ],
      [
       "G7alt"
      ],
      [
       "G7alt"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. David Liebman"
  },
  {
   "slug": "sophisticated-lady",
   "title": "Sophisticated Lady",
   "key": "Ab major",
   "form": "AABA (8-8-8-8)",
   "bars": 49,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Bbm7"
      ],
      [
       "Gb7",
       "F7",
       "E7",
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Ab7",
       "G7",
       "Gb7",
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bbm7",
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Ab7",
       "F7b9"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Bbm7"
      ],
      [
       "Gb7",
       "F7",
       "E7",
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Ab7",
       "G7",
       "Gb7",
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bbm7",
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Ab7#11",
       "D7b9"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Gmaj7",
       "Em7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "G7",
       "G#dim7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Gmaj7",
       "Em7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "G7",
       "Cm7"
      ],
      [
       "Eb7",
       "Cm7b5",
       "F7b9"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Bbm7"
      ],
      [
       "Gb7",
       "F7",
       "E7",
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Ab7",
       "G7",
       "Gb7",
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bbm7",
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Ab7",
       "F7b9"
      ]
     ]
    },
    {
     "label": "B2",
     "bars": [
      [
       "Gmaj7",
       "Bm7"
      ],
      [
       "Am7",
       "F7",
       "D7",
       "Eb7"
      ],
      [
       "G7",
       "G#dim7"
      ],
      [
       "Am7",
       "G7",
       "D7",
       "F7"
      ],
      [
       "Gmaj7",
       "Em7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "G7",
       "Cm7"
      ],
      [
       "Eb7",
       "Cm7b5",
       "F7b9"
      ]
     ]
    },
    {
     "label": "A4",
     "bars": [
      [
       "Bbm7"
      ],
      [
       "Gb7",
       "F7",
       "E7",
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Ab7",
       "G7",
       "Gb7",
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bbm7",
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Abmaj7"
      ]
     ]
    },
    {
     "label": "I1",
     "bars": [
      [
       "Abmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Coleman Hawkins"
  },
  {
   "slug": "speak-no-evil",
   "title": "Speak No Evil",
   "key": "C minor",
   "form": "AABA (14-14-8-14)",
   "bars": 50,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Em11",
       "Aaug"
      ],
      [
       "Dm11",
       "Gaug"
      ],
      [
       "Am7b5"
      ],
      [
       "Bbm7"
      ],
      [
       "Am7b5"
      ],
      [
       "Bbm7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Em11",
       "Aaug"
      ],
      [
       "Dm11",
       "Gaug"
      ],
      [
       "Am7b5"
      ],
      [
       "Bbm7"
      ],
      [
       "Am7b5"
      ],
      [
       "Bbm7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Cm7",
       "Ab7"
      ],
      [
       "Ab7"
      ],
      [
       "Gm7",
       "Gbm7b5"
      ],
      [
       "Gbm7b5"
      ],
      [
       "Fm7",
       "Bbm7b5"
      ],
      [
       "Bbm7b5"
      ],
      [
       "Eb7",
       "Db7"
      ],
      [
       "Db7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Cm7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Em11",
       "Aaug"
      ],
      [
       "Dm11",
       "Gaug"
      ],
      [
       "Am7b5"
      ],
      [
       "Bbm7"
      ],
      [
       "Am7b5"
      ],
      [
       "Bbm7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Wayne Shorter"
  },
  {
   "slug": "st-thomas",
   "title": "St. Thomas",
   "key": "C major",
   "form": "A (16)",
   "bars": 16,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "C69"
      ],
      [
       "Em7",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "C69"
      ],
      [
       "C69"
      ],
      [
       "Em7",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ],
      [
       "C69"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Em7b5"
      ],
      [
       "A7#9"
      ],
      [
       "Dm7"
      ],
      [
       "G7"
      ],
      [
       "C69",
       "C7"
      ],
      [
       "Fmaj7",
       "F#dim7"
      ],
      [
       "C/G",
       "G7"
      ],
      [
       "C9"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Sonny Rollins"
  },
  {
   "slug": "star-eyes",
   "title": "Star Eyes",
   "key": "Eb major",
   "form": "AABC (8-8-8-12)",
   "bars": 36,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Ebmaj7"
      ],
      [
       "Fm",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebm",
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Gdim7",
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Fdim7",
       "Bb7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Ebmaj7"
      ],
      [
       "Fm",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebm",
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Gdim7",
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Bb9",
       "Eb7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Abmaj7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Abm"
      ],
      [
       "Db7"
      ],
      [
       "Gbmaj7"
      ],
      [
       "Gbmaj7"
      ],
      [
       "Fm"
      ],
      [
       "Bb7"
      ]
     ]
    },
    {
     "label": "C1",
     "bars": [
      [
       "Ebmaj7"
      ],
      [
       "Fm",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebm",
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Gdim7",
       "C7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Bb9"
      ],
      [
       "Eb7",
       "D7"
      ],
      [
       "C7",
       "Fm"
      ],
      [
       "Bb7",
       "Ebmaj7"
      ],
      [
       "Bb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Cannonball Adderley"
  },
  {
   "slug": "stardust",
   "title": "Stardust",
   "key": "C major",
   "form": "AB (16-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Ab6"
      ],
      [
       "Ab6"
      ],
      [
       "Abm6"
      ],
      [
       "Abm6",
       "Db7"
      ],
      [
       "Eb",
       "Fm7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fm7",
       "Edim7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7",
       "Bbdim7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Gm7",
       "Cm7"
      ],
      [
       "F9"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bb7",
       "Bb7sus4"
      ],
      [
       "Bbdim7",
       "Bb7",
       "Ebaug"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Ab6"
      ],
      [
       "Ab6"
      ],
      [
       "Abm6"
      ],
      [
       "Abm6",
       "Db7"
      ],
      [
       "Eb"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fm7",
       "Edim7"
      ],
      [
       "Fm7"
      ],
      [
       "Abm7"
      ],
      [
       "Db13"
      ],
      [
       "Ebmaj7",
       "Cm7"
      ],
      [
       "Gm7",
       "C7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb6"
      ],
      [
       "Bbm7",
       "Eb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Art Pepper"
  },
  {
   "slug": "stompin-at-the-savoy",
   "title": "Stompin' at the Savoy",
   "key": "C major",
   "form": "ABA (16-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Dbmaj7"
      ],
      [
       "Dbmaj7",
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Dbmaj7",
       "Ddim7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "Db6",
       "Bbm7"
      ],
      [
       "Ebm7",
       "Ab7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Dbmaj7"
      ],
      [
       "Dbmaj7",
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Dbmaj7",
       "Ddim7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "Db6"
      ],
      [
       "Db7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Gb7",
       "G7"
      ],
      [
       "Gb7"
      ],
      [
       "B7",
       "C7"
      ],
      [
       "B7"
      ],
      [
       "E7",
       "F7"
      ],
      [
       "E7"
      ],
      [
       "A7"
      ],
      [
       "Ab7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Dbmaj7"
      ],
      [
       "Dbmaj7",
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Dbmaj7",
       "Ddim7"
      ],
      [
       "Ebm7"
      ],
      [
       "Ab7"
      ],
      [
       "Db6"
      ],
      [
       "Ebm7",
       "Ab7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Clifford Brown"
  },
  {
   "slug": "summertime",
   "title": "Summertime",
   "key": "A minor",
   "form": "AB (8-8)",
   "bars": 16,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Gm",
       "D7"
      ],
      [
       "Gm",
       "D7"
      ],
      [
       "Gm",
       "D7"
      ],
      [
       "Gm",
       "G7"
      ],
      [
       "Cm"
      ],
      [
       "Cm"
      ],
      [
       "Am7b5"
      ],
      [
       "D7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Gm"
      ],
      [
       "Gm"
      ],
      [
       "Gm"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7",
       "Eb7"
      ],
      [
       "Am7b5",
       "D7"
      ],
      [
       "Gm"
      ],
      [
       "Am7b5",
       "D7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Sidney Bechet"
  },
  {
   "slug": "sweet-lorraine",
   "title": "Sweet Lorraine",
   "key": "F major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Gmaj7",
       "F7",
       "E7"
      ],
      [
       "Am7",
       "D7",
       "Ebdim7"
      ],
      [
       "Em7",
       "Dm7",
       "G7"
      ],
      [
       "C7",
       "B7"
      ],
      [
       "E7",
       "A7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "Gmaj7",
       "F7",
       "E7"
      ],
      [
       "A7",
       "D7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Gmaj7",
       "F7",
       "E7"
      ],
      [
       "Am7",
       "D7",
       "Ebdim7"
      ],
      [
       "Em7",
       "Dm7",
       "G7"
      ],
      [
       "C7",
       "B7"
      ],
      [
       "E7",
       "A7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "G6",
       "C7",
       "Dbdim7"
      ],
      [
       "G6/D",
       "G7",
       "Db7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Cmaj7",
       "Bm7b5",
       "E7"
      ],
      [
       "Am7",
       "Ab7",
       "Gm7",
       "C7"
      ],
      [
       "F7",
       "E7"
      ],
      [
       "Am7",
       "Ab7",
       "Gm7",
       "C7"
      ],
      [
       "F7",
       "E7"
      ],
      [
       "Eb7#11",
       "D7"
      ],
      [
       "F7",
       "E7"
      ],
      [
       "Eb7#11",
       "D7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "Gmaj7",
       "F7",
       "E7"
      ],
      [
       "Am7",
       "D7",
       "Ebdim7"
      ],
      [
       "Em7",
       "Dm7",
       "G7"
      ],
      [
       "C7",
       "B7"
      ],
      [
       "E7",
       "A7"
      ],
      [
       "Am7",
       "D7"
      ],
      [
       "G6",
       "F7",
       "E7"
      ],
      [
       "A7",
       "D7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Benny Carter"
  },
  {
   "slug": "the-sidewinder",
   "title": "The Sidewinder",
   "key": "Eb major",
   "form": "A (24)",
   "bars": 24,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ],
      [
       "Ab7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ],
      [
       "Eb7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Joe Henderson"
  },
  {
   "slug": "there-will-never-be-another-you",
   "title": "There Will Never Be Another You",
   "key": "Eb major",
   "form": "AB (16-16)",
   "bars": 24,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Em7b5"
      ],
      [
       "A7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Cm7"
      ],
      [
       "Bb7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Bbmaj7"
      ],
      [
       "Eb7#11"
      ],
      [
       "Fmaj7"
      ],
      [
       "Dm7"
      ],
      [
       "G7"
      ],
      [
       "G7"
      ],
      [
       "Gm7"
      ],
      [
       "C7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Fmaj7"
      ],
      [
       "Fmaj7"
      ],
      [
       "Em7b5"
      ],
      [
       "A7"
      ],
      [
       "Dm7"
      ],
      [
       "Dm7"
      ],
      [
       "Cm7"
      ],
      [
       "F7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Chet Baker"
  },
  {
   "slug": "whats-new",
   "title": "What's New?",
   "key": "C major",
   "form": "BA (8-8)",
   "bars": 15,
   "sections": [
    {
     "label": "B1",
     "bars": [
      [
       "F6"
      ],
      [
       "Ebm7",
       "Ab7"
      ],
      [
       "Dbmaj7"
      ],
      [
       "Gm7b5",
       "C7"
      ],
      [
       "Fm7",
       "Dm7b5"
      ],
      [
       "Gm7b5",
       "C7"
      ],
      [
       "Fm6"
      ],
      [
       "Dm7b5",
       "G7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "C6"
      ],
      [
       "Bbm7",
       "Eb7"
      ],
      [
       "Abmaj7"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "Cm7",
       "Am7b5"
      ],
      [
       "Dm7b5",
       "G7"
      ],
      [
       "C6",
       "Am7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Milt Jackson"
  },
  {
   "slug": "whispering",
   "title": "Whispering",
   "key": "Eb major",
   "form": "AB (16-16)",
   "bars": 34,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Caug"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Bb7"
      ],
      [
       "Bbaug"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "D7"
      ],
      [
       "D7"
      ],
      [
       "Eb"
      ],
      [
       "Eb"
      ],
      [
       "Caug"
      ],
      [
       "C7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "Bb7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Eb"
      ],
      [
       "Fm7",
       "Bb7"
      ]
     ]
    },
    {
     "label": "I1",
     "bars": [
      [
       "Eb"
      ],
      [
       "Eb"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Benny Goodman"
  },
  {
   "slug": "work-song",
   "title": "Work Song",
   "key": "F minor",
   "form": "A (16)",
   "bars": 16,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "G7"
      ],
      [
       "C7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "Fm7"
      ],
      [
       "F7"
      ],
      [
       "Bb7"
      ],
      [
       "G7",
       "C7"
      ],
      [
       "Fm7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 2 solo(s), e.g. Cannonball Adderley"
  },
  {
   "slug": "yardbird-suite",
   "title": "Yardbird Suite",
   "key": "C major",
   "form": "AABA (8-8-8-8)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "C6"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "C7",
       "Bb7"
      ],
      [
       "A7"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "Em7",
       "A7"
      ],
      [
       "Dm7",
       "G7"
      ]
     ]
    },
    {
     "label": "A2",
     "bars": [
      [
       "C6"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "C7",
       "Bb7"
      ],
      [
       "A7"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "C6"
      ],
      [
       "F#m7b5",
       "B7b9"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Em7"
      ],
      [
       "F#m7b5",
       "B7b9"
      ],
      [
       "Em7"
      ],
      [
       "A7"
      ],
      [
       "Dm7"
      ],
      [
       "Em7b5",
       "A7"
      ],
      [
       "D7"
      ],
      [
       "Dm7",
       "G7"
      ]
     ]
    },
    {
     "label": "A3",
     "bars": [
      [
       "C6"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "C7",
       "Bb7"
      ],
      [
       "A7"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "C6"
      ],
      [
       "Dm7",
       "G7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Charlie Parker"
  },
  {
   "slug": "yesterdays",
   "title": "Yesterdays",
   "key": "C minor",
   "form": "AA (16-16)",
   "bars": 16,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Dm"
      ],
      [
       "Em7b5",
       "A7b9"
      ],
      [
       "Dm"
      ],
      [
       "Em7b5",
       "A7b9"
      ],
      [
       "Dm",
       "Dm/C#"
      ],
      [
       "Dm/C"
      ],
      [
       "Bm7b5"
      ],
      [
       "E7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Aaug"
      ],
      [
       "D7"
      ],
      [
       "G7"
      ],
      [
       "C7"
      ],
      [
       "Cm7",
       "F7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Em7b5"
      ],
      [
       "A7b9"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. J.J. Johnson"
  },
  {
   "slug": "you-stepped-out-of-a-dream",
   "title": "You Stepped Out of a Dream",
   "key": "D major",
   "form": "AB (16-16)",
   "bars": 32,
   "sections": [
    {
     "label": "A1",
     "bars": [
      [
       "Dmaj7"
      ],
      [
       "Dmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Bbmaj7"
      ],
      [
       "Am7"
      ],
      [
       "D7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Gmaj7"
      ],
      [
       "Bm7"
      ],
      [
       "E7"
      ],
      [
       "Fm7",
       "Bb7"
      ],
      [
       "Em7",
       "A7"
      ]
     ]
    },
    {
     "label": "B1",
     "bars": [
      [
       "Dmaj7"
      ],
      [
       "Dmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "Ebmaj7"
      ],
      [
       "F7"
      ],
      [
       "F7"
      ],
      [
       "Ab7"
      ],
      [
       "G7"
      ],
      [
       "Em7b5"
      ],
      [
       "A7"
      ],
      [
       "Fm7"
      ],
      [
       "Bb7"
      ],
      [
       "Em7"
      ],
      [
       "A7"
      ],
      [
       "Dmaj7"
      ],
      [
       "Dmaj7"
      ]
     ]
    }
   ],
   "source": "wjazzd",
   "source_detail": "Weimar Jazz Database (Jazzomat Research Project), ODbL 1.0; chord changes annotated for 1 solo(s), e.g. Don Ellis"
  }
 ]
}
