{
  "title": "Comet Postcard",
  "tempo": 152,
  "key": "F major",
  "levels": "matched",
  "sections": {
    "verse": 16,
    "chorus": 8,
    "bridge": 8,
    "solo": 8,
    "final": 8,
    "outro": 4
  },
  "form": "verse chorus bridge verse solo chorus final outro",
  "voicings": {
    "F": "F2 A3 C4 G4",
    "Bb": "Bb1 C4 D4 F4",
    "Dm": "D2 A3 E4 F4",
    "C": "C2 G3 D4 E4",
    "Gm": "G2 Bb3 D4 A4",
    "C7": "C2 Bb3 D4 E4"
  },
  "rhythms": {
    "comp": [[0,0.25],[0.75,0.25],[1.5,0.375],[2.5,0.625]],
    "comp-lift": [[0,0.25],[0.5,0.625],[2,0.375],[3,0.375]],
    "held": [[0,1.5]],
    "walk": [[0,0.875],[1,1.375],[2.5,1.375]]
  },
  "patterns": {
    "verse": "F5:0.5 C6:0.5 A5 G5:0.5 F5:0.5 C5 | F5:0.5 Bb5:0.5 A5 G5:0.5 F5:0.5 D5 | A5:0.5 D6:0.5 C6 A5:0.5 F5:0.5 D5 | G5 E5:0.5 D5:0.5 C5 r | F5:0.5 C6:0.5 A5 G5:0.5 F5:0.5 A5 | Bb5 A5:0.5 G5:0.5 F5 D5 | G5:0.5 Bb5:0.5 D6 C6:0.5 Bb5:0.5 G5 | E5:0.5 G5:0.5 Bb5 G5 r",
    "chorus": "A5 F5:0.5 D5:0.5 F5 A5 | Bb5 A5:0.5 G5:0.5 F5 D5 | A5 C6 Bb5:0.5 A5:0.5 F5 | G5 E5:0.5 D5:0.5 C5 r | A5 C6:0.5 D6:0.5 C6 A5 | Bb5 A5:0.5 G5:0.5 F5 D5 | G5 Bb5:0.5 D6:0.5 C6:0.5 Bb5:0.5 G5 | E5 G5:0.5 Bb5:0.5 G5 r",
    "bridge": "F5:2 D5 A4 | D5:2 Bb4 F4 | Bb4 D5 G5 F5 | E5 G5 C5 r",
    "ending": "F5 D5 Bb4 D5 | E5:0.5 G5:0.5 Bb5 G5 r | A5 G5 F5:2"
  },
  "tracks": {
    "theme": {
      "role": "melody",
      "sound": "square-lead",
      "mix": {
        "gainDb": 5.2,
        "reverb": 22
      },
      "patterns": {
        "streak": {
          "notes": [{"at":0,"duration":4,"pitch":"F5","pins":[[0,0,1],[2.5,0,0.8],[4,12,0]]}],
          "bars": 1
        }
      },
      "parts": {
        "verse": "verse",
        "chorus": "chorus",
        "final": "chorus",
        "outro": {
          "play": "ending streak",
          "transform": {
            "velocity": 0.85
          }
        }
      }
    },
    "comp": {
      "role": "harmony",
      "sound": "triangle-wave",
      "mix": {
        "gainDb": 0.5,
        "pan": -25,
        "reverb": 25
      },
      "patterns": {
        "verse": {
          "harmony": "F Bb Dm C F Bb Gm C7",
          "rhythm": "comp",
          "tones": [2,3,4]
        },
        "chorus": {
          "harmony": "Dm Bb F C Dm Bb Gm C7",
          "rhythm": "comp-lift",
          "tones": [2,3,4]
        },
        "bridge": {
          "harmony": "Dm Bb Gm C7",
          "rhythm": "held",
          "tones": [2,3,4]
        },
        "solo": {
          "harmony": "Dm Bb F C Dm Bb Gm C7",
          "rhythm": "comp",
          "tones": [2,3,4]
        },
        "outro": {
          "harmony": "Bb C7 F*2",
          "rhythm": "held",
          "tones": [2,3,4]
        }
      },
      "parts": {
        "verse": "verse",
        "chorus": "chorus",
        "bridge": {
          "play": "bridge",
          "transform": {
            "velocity": 0.8
          }
        },
        "solo": "solo",
        "final": "chorus",
        "outro": {
          "play": "outro",
          "transform": {
            "velocity": 0.8
          }
        }
      }
    },
    "bass": {
      "role": "bass",
      "sound": "fm-bass",
      "mix": {
        "gainDb": -0.4,
        "reverb": 5
      },
      "patterns": {
        "verse": {
          "harmony": "F Bb Dm C F Bb Gm C7",
          "rhythm": "walk",
          "tones": [1]
        },
        "chorus": {
          "harmony": "Dm Bb F C Dm Bb Gm C7",
          "rhythm": "walk",
          "tones": [1]
        },
        "bridge": {
          "harmony": "Dm Bb Gm C7",
          "rhythm": "walk",
          "tones": [1]
        },
        "outro": {
          "harmony": "Bb C7 F*2",
          "rhythm": "walk",
          "tones": [1]
        }
      },
      "parts": {
        "verse": "verse",
        "chorus": "chorus",
        "bridge": {
          "play": "bridge",
          "transform": {
            "velocity": 0.8
          }
        },
        "solo": "chorus",
        "final": "chorus",
        "outro": {
          "play": "outro",
          "transform": {
            "velocity": 0.8
          }
        }
      }
    },
    "answer": {
      "role": "melody",
      "sound": "hollow-bells",
      "mix": {
        "gainDb": 4.8,
        "pan": 25,
        "reverb": 28
      },
      "patterns": {
        "chorus-high": {
          "use": "chorus",
          "transform": {
            "transpose": 12,
            "velocity": 0.7
          }
        }
      },
      "parts": {
        "bridge": {
          "play": "bridge",
          "transform": {
            "velocity": 0.85
          }
        },
        "solo": "chorus",
        "final": "chorus-high"
      }
    },
    "color": {
      "role": "counter",
      "sound": "electric-piano-1",
      "mix": {
        "gainDb": -4.2,
        "pan": -45,
        "reverb": 35,
        "echoFeedback": 14,
        "echoDelayBeats": 0.75
      },
      "patterns": {
        "counter": "r:2 C5 A4 | r:2 F5 D5 | r:2 F5 A5 | r:2 G4 r"
      },
      "parts": {
        "verse": "-*8 counter*2",
        "chorus": "counter",
        "final": "counter"
      }
    },
    "drums": {
      "role": "percussion",
      "sound": "standard-drumset",
      "mix": {
        "gainDb": -1.5,
        "reverb": 8
      },
      "patterns": {
        "pulse": "kick:0.5 hat:0.5 hat:0.5 hat:0.5 kick:0.5 hat:0.5 hat:0.5 hat:0.5",
        "beat": "[kick,hat]:0.5 hat:0.5 [snare,hat]:0.5 hat:0.5 [kick,hat]:0.5 hat:0.5 [snare,hat]:0.5 hat:0.5",
        "crash": "[kick,D7]:0.5 hat:0.5 [snare,hat]:0.5 hat:0.5 [kick,hat]:0.5 hat:0.5 [snare,hat]:0.5 hat:0.5",
        "drive": "[kick,hat]:0.5 hat:0.25 hat:0.25 [snare,D11,hat]:0.5 hat:0.25 hat:0.25 [kick,hat]:0.5 hat:0.25 hat:0.25 [snare,D11,hat]:0.5 hat:0.25 hat:0.25",
        "fill": "[kick,hat]:0.5 hat:0.5 [snare,hat]:0.5 hat:0.5 [kick,snare]:0.5 D4:0.5 D3:0.5 D2:0.5",
        "last": "[kick,D7]:4"
      },
      "parts": {
        "verse": {
          "play": "pulse*7 fill crash beat*6 fill",
          "transform": {
            "velocity": 0.9
          }
        },
        "chorus": "crash beat*7",
        "bridge": "-*7 fill",
        "solo": {
          "play": "crash beat*6 fill",
          "transform": {
            "velocity": 0.9
          }
        },
        "final": "crash drive*6 fill",
        "outro": "- - - last"
      }
    }
  },
  "performance": [
    {"track":"theme","scope":{"section":"verse","occurrence":1},"mix":{"gainDb":0.2},"to":{"gainDb":4.2}},
    {"track":"comp","scope":{"section":"verse","occurrence":1},"mix":{"gainDb":-6,"brightnessHz":2000},"to":{"gainDb":0.5,"brightnessHz":20000}},
    {"track":"bass","scope":{"section":"verse","occurrence":1},"mix":{"gainDb":-6},"to":{"gainDb":-0.4}},
    {"track":"drums","scope":{"section":"verse","occurrence":1},"mix":{"gainDb":-14},"to":{"gainDb":-1.5}},
    {"track":"color","scope":{"section":"verse","occurrence":1,"bars":[9,16]},"mix":{"gainDb":-18},"to":{"gainDb":-4.2}},
    {"track":"theme","scope":{"section":"chorus","occurrence":1},"mix":{"gainDb":4.2}},
    {"track":"drums","scope":{"section":"bridge","bars":[8,8]},"mix":{"gainDb":-12},"to":{"gainDb":-1.5}},
    {"track":"theme","scope":{"section":"verse","occurrence":2},"mix":{"gainDb":3.7},"to":{"gainDb":5.2}},
    {"track":"answer","scope":{"section":"solo"},"mix":{"gainDb":2.8},"to":{"gainDb":4.8}},
    {"track":"comp","scope":{"section":"chorus","occurrence":2,"bars":[5,8]},"mix":{"brightnessHz":20000},"to":{"brightnessHz":1200}},
    {"track":"drums","scope":{"section":"chorus","occurrence":2,"bars":[8,8]},"mix":{"muted":true}},
    {"track":"theme","scope":{"section":"final"},"mix":{"gainDb":6.2}}
  ]
}