// Heartbeat — Don Johnson
// 73 bpm, 4/4, key A# major. Source: midi.
// Generated by strudelify. One cycle = one bar.
// note: pitch bends are ignored
// note: sustain pedal (CC 64) lengthens the held notes
// note: duplicate parts dropped: ch 12 "TUBULARBEL" tubular bells (copy of ch 11 "TUBULARBEL" tubular bells)
// note: Full arrangement: all 85 bars on a 16-step grid, each part at one level; ghost notes are separate "_soft" parts. Source detail keeps the original performance.
setcpm(73/4)

// Notation: c3@3 lasts 3 steps · ~ is a rest · [c3,e3] is a chord · "a, b" plays two voices at once · [...]/2 spreads a riff over 2 bars.
// A part's distinct bars are riffs (A, B, C...) played in order: edit a riff to change every repeat.

// bass · acoustic bass · "ACOU BASS"
const bass = note(`<
  A B C B D E D E D F G H I J K L M G N L M G O P Q C R S E D F G T U J K L M G N L M G O P@3 V L M W X Y Z AA O AB AC
  AD AE AF AG AH AI AJ AG AK AE AJ AG AL AE AJ AG AL AE AJ AM AL AE AJ AN AO@2 ~
>`.pickRestart({
  A: "bb2@5 ~@2 bb2 bb2@8", B: "eb2@6 ~ eb2 eb2@8", C: "bb2@6 ~ bb2 bb2@8", D: "bb2", E: "eb2", F: "eb2@14 eb3 bb2",
  G: "eb2@6 ~ eb2 eb2@6 g2@2", H: "f2", I: "eb2@13 ~ eb2 g2", J: "f2@14 eb2 f2", K: "g2@4 a2@3 f2",
  L: "bb2@6 ~ bb2 bb2@6 a2@2", M: "g2@6 ~ g2 g2@4 f2@4", N: "f2@6 ~ f2 f2@5 ~ f2 g2", O: "f2@6 ~ f2 f2@8",
  P: "g2@6 ~ g2 g2@7 ~", Q: "g2@6 ~ g2 g2@8", R: "eb2@6 ~ eb2 eb2@6 f2 g2", S: "bb2@14 ~ bb2",
  T: "f2@6 ~ f2 f2@6 g2 bb2", U: "eb2@6 ~ eb2 eb2@5 ~ eb2 g2", V: "g2@6 ~ g2 g2@6 f2 g2", W: "eb2@6 ~ eb2 eb2@4 c3@4",
  X: "f2@6 ~ f2 f2@3 c2 f2@4", Y: "eb2@3 g2", Z: "f2@11 c2 f2@4", AA: "eb2@5 g2 bb2 g2", AB: "g2@6 a2 a2@9",
  AC: "g2@2 ~ g2@3 a2@10", AD: "~@8 bb2@6 ~ bb2", AE: "bb2@6 a2@2 g2@6 ~ g2", AF: "g2@6 f2@2 eb2@6 ~ eb2",
  AG: "eb2@6 g2@2 f2@6 ~ f2", AH: "f2@5 ~ f2 g2 bb2@7 bb2", AI: "bb2@8 g2@6 ~ g2", AJ: "g2@4 f2@4 eb2@6 ~ eb2",
  AK: "f2@4 ~ f2!2 g2 bb2@6 ~ bb2", AL: "f2@5 ~ f2 g2 bb2@6 ~ bb2", AM: "eb2@5 ~ eb2 g2 f2@6 ~ f2", AN: "eb2@3 g2 f2@4",
  AO: "[g2 a2 bb2@4 ~@2]/2",
})).s("gm_acoustic_bass").gain(0.8)

// other · french horn · "FR.HORN"
const french_horn = note("<~@52 A B C D E F@2 ~@9 G@2 H@2 I J K@2 L@2 M N O@2 P@3>".pickRestart({
  A: "~@2 g3 a3 g3 ~ a3 g3 ~ g3 bb3 ~ g3 ~ bb3 ~", B: "f3!2 g3 ~ f3!2 g3 bb3 ~ bb3 g3 ~ f3 ~ g3 ~",
  C: "f3!2 g3 ~ f3!2 g3 f3 ~ f3 g3 ~ bb3 ~ g3 ~", D: "f3!2 g3 ~ f3!2 g3 f3 ~ f3 g3 bb3@2 g3 f3 ~",
  E: "[g3,bb3,eb4]@3 [a3,f4]@4 ~", F: "[[eb4,g4]@2 bb3 [bb3,eb4,g4]@2 ~ [c4,f4,a4]@13 ~@13, bb3 ~@31]/2",
  G: "[f3 g3 bb3@4 c4 bb3]/2", H: "[c4 g4 f4@3 d4@3]/2", I: "g4 f4 d4@2", J: "c4@3 d4", K: "[eb4 a3 bb3@3 c4 d4@2]/2",
  L: "[eb4 f4@4 bb4@2 a4]/2", M: "f4 c4 d4@2", N: "c4 f4 bb3@2", O: "[c4@4 d4@4 bb3@15 ~ bb3@8]/2",
  P: "[c4@4 bb3@4 d4@27 ~@13]/3",
})).s("gm_french_horn").gain(0.4)

// chords · piano · "A.PIANO 1"
const piano = note(`<
  A B A C A B A B A D E F G H I A J K L A J K M N O A B A B A D E F G H I P Q R S A J T U V W X Y A Z AA M K AB AC AD AE
  AF AG@8 AH@4 AI@2 AJ@8 AK@2 AL@3
>`.pickRestart({
  A: "[bb2,f3,bb3,d4]", B: "[eb2,bb2,g3,bb3]", C: "bb2 eb3, [eb2,g3,bb3]",
  D: "[g3,bb3]@14 bb3!2, [eb2,bb2], ~@7 [g3,eb4]", E: "~@4 f5@2 eb5@4 ~@5 bb4, [eb2,bb2,eb3,g3], ~@5 d5@3, ~@7 c5",
  F: "~@6 c5 c5@9, [f2,c3,f3,bb3,c4,d5]", G: "~@2 f5 eb5@2 ~@2 bb4, [eb2,bb2,eb3,g3,bb3], ~@5 d5@3, ~@13 c5@3",
  H: "bb3 a3, [f2,c3,f3,c4]", I: "[g2,g3,bb3,eb4,f4]@2 ~ bb3, ~ [a2,f3,c4,f4]",
  J: "~ bb4 c5 bb4 f5 bb4 c5 bb4, [g2,f3,bb3,d4]", K: "[eb2,g3,bb3,d4]", L: "bb3@8 a3@7 ~, [f2,f3,c4,f4]",
  M: "[f2,bb3,c4,f4]@15 ~", N: "[bb3,d4,g4]@3 ~, [g2,g3]@15 ~",
  O: "[g2,c4,f4,a4,c5]@2 ~ [c4,f4,a4,c5]@2 ~ [d4,g4,bb4,d5]@10, b4 ~@2 g2@13", P: "[bb2,f3,bb3], d4@7 ~",
  Q: "~ bb4 c5 bb4 f5 bb4 c5 bb4, [g2,bb3,d4], f3@7 ~", R: "[eb3,g3,bb3]@7 ~, eb2", S: "[f2,bb3,c4,f4]",
  T: "[eb2,f3,bb3,d4]", U: "bb3 a3, [f2,c4,f4]", V: "[g2,bb3,d4,g4]@15 ~",
  W: "[f4,a4,c5]@2 ~ [f4,a4,c5]@3 [g4,bb4,d5]@8 ~@2, g2@7 ~", X: "a4@4 g4@3 ~, [g2,f4]@15 ~, [bb3,d4]@13 ~@3",
  Y: "[c4,f4,a4,c5]@2 ~ [f4,a4,c5]@2 ~ [d4,g4,bb4,d5]@9 ~, g2@15 ~, ~@3 c4 ~@12", Z: "[g2,f3,bb3,d4]",
  AA: "[eb2,bb2,g3], [bb3,d4]@7 ~", AB: "bb3@8 ~@4 a3@3 ~, [f2,c4,f4], ~@8 f3@7 ~", AC: "[eb2,g3,bb3,d4,f4]",
  AD: "[a3,c4,f4]@7 ~, f2", AE: "[g2,g3,bb3,eb4]@3 [a3,c4,f4]@4 ~",
  AF: "[g4,bb4,eb5]@2 ~ [g4,bb4,eb5]@2 ~ [a4,c5,f5]@10, g2", // Eb F
  AG: "[~@4 [bb2,f3,bb3]@8 ~ bb4 c5 bb4 f5 bb4 c5 bb4 [eb3,g3,bb3]@7 ~ [f2,bb3,c4,f4]@8 [bb2,f3,bb3,d4]@8 ~ bb4 c5 bb4 f5 bb4 c5 bb4 [eb2,f3,bb3,d4]@8 [f2,bb3,c4,f4]@4, ~@4 d4@7 ~ [g2,bb3,d4]@8 eb2@8 ~@16 [g2,f3,bb3,d4]@8 ~@12, ~@12 f3@7 ~@45]/8", // Bb5 Eb Fsus4 Bb Fsus4 Gm Gm7
  AH: "[a3@8 [bb2,f3,bb3,d4]@16 [g2,f3,bb3,d4]@15 ~ [eb2,bb2,g3,bb3,d4]@15 ~ [f2,c3,bb3,c4,f4]@8, ~@8 c4@31 ~@25, ~@4 eb2@7 ~@21]/4", // Bb Gm7 Ebmaj7 Fsus4
  AI: "[~ [bb3,c4,f4] [bb2,f3,bb3,d4]@4 [g2,f3,bb3,d4]@2]/2", // Bbsus2 Bb Gm7
  AJ: "[~ [eb2,bb2,g3,bb3,d4]@2 [f2,c3,bb3,c4,f4]@2 [bb2,f3,bb3,d4]@2 [g2,f3,bb3,d4]@2 [eb2,bb2,g3,bb3,d4]@2 [f2,c3,bb3,c4,f4]@2 [bb2,f3,bb3,d4]@2 [g2,f3,bb3,d4]]/8", // Ebmaj7 Fsus4 Bb Gm7 Ebmaj7 Fsus4 Bb Gm7
  AK: "[~ [bb2,g3,bb3,d4]@2 [f2,bb3,c4,f4]]/2", // Gm Fsus4
  AL: "[[g2,g3,bb3,eb4]@4 f4@4 [bb2,f3,bb3,d4,f4]@31 ~@9, f4 ~ [a2,c4]@3 ~@19]/3", // Eb Bb Am
})).s("gm_piano").gain(0.55)

// chords · pad sweep · "SWEEP PAD"
const pad_sweep = note(`<
  A@2 B C D@2 E F G@6 H@2 I@3 J@6 K@7 L@7 M@2 N O P@6 Q R@5 S T@2 U@8 V W@8 X@7 Y@3
>`.pickRestart({
  A: "[[f3,bb3]@16 [g3,bb3]@15 ~, d4@15 ~]/2", B: "[f3,d4,f4]@15 ~", C: "[g3,d4]@7 ~, f4",
  D: "[f3@15 ~ [g3,bb3]@16, d4@31 ~]/2", E: "[f3,d4]", F: "[g3,bb3]",
  G: "[f3@15 ~ g3@14 ~@2 g3@15 ~@17 [g3,eb4]@16 [f3,c4]@16, d4@29 ~ eb4@18 [f3,c4]@16 ~@32, ~@31 bb3@56 ~@9, ~@49 f4@46 ~]/6", // Cm F5
  H: "[[g3,eb4] [a3,c4] [bb3,d4]@2, f4 ~, ~ f3@3]/2", I: "[[f3,d4]@15 ~ [g3,d4]@16 [f3,c4,f4]@16, bb3@47 ~]/3",
  J: "[f3@31 ~ g3@15 ~ [f3,c4]@16 [f3,d4]@31 ~, bb3@21 ~@11, d4 f4]/6", // F5 Dm
  K: "[f3@15 ~@13 f4@3 ~ f3@15 ~ g3@15 ~ f3@15 ~ g3@13 ~@3 g3@15 ~, d4@24 c4@9 ~@79, ~@16 bb3@77 ~ bb3@18, ~@16 g3@16 d4@61 eb4@18 ~]/7",
  L: "[~@16 g3@15 ~@9 a3@7 ~ [g3,bb3,eb4]@8 c4@8 d4@15 ~ d4@8 f4@4 eb4@4 [f3,g3]@14 ~@2, f4@4 ~@2 d4, [f3,c4]@16 ~@16 [f3,c4]@16 ~@8 f3@23 ~ f3@15 ~@17, ~@12 bb3@19 ~@33 bb3@48]/7", // Eb Fsus2 F5
  M: "[~@12 a3@3 ~ d4@8 ~@4 f4@4, f3@31 ~, [c4,f4]@8 bb3@7 ~, ~@3 c4]/2", N: "d4@3 c4, [f3,bb3]", O: "[g3,d4]",
  P: "[[f3,c4]@16 [g3,d4]@15 ~ [f3,d4]@5 ~ [g3,d4]@25 ~ [f3,c4]@6 [g3,bb3,d4]@9 ~ d4@8 ~@4 c4@4, f4@81 ~@7 f4@8, ~@64 a3@4 ~@12 [f3,bb3]@15 ~]/6", // F5 G5 Dm G5 F5 Gm Bb5
  Q: "d4 f4 eb4 d4, [g3,bb3]@15 ~", // Gm
  R: "[~@4 f4@4 eb4@4 d4@3 ~@9 a3@7 ~ [g3,eb4]@15 ~ a3@4 bb3@3 ~@9 [g3,bb3,eb4]@15 ~, bb3@11 ~@29, g3@16 f4@44 f4@19 ~, ~ c4 ~ c4 ~, ~@20 f3@11 ~@25 [f3,a3]@7 ~@17]/5", // Cm Eb F
  S: "[f3,c4,f4]", T: "[[g3,bb3,eb4]@6 [f3,c4]@10 eb4@2 ~ eb4@3 [f3,a3,c4]@10, f4, ~@8 [g3,bb3]@3 ~@5]/2",
  U: "[~@20 f4@4 c4@8 f4@4 c4@4 d4@12 ~@8 f4@3 ~ g3@3 ~ a3@3 ~ d4@8 f4@4 c4@4 ~@8 f4@4 c4@4 d4@16 [f3,g3,c4]@8, ~@8 [f3,bb3,d4]@16 f3@15 ~ g3@15 ~ f3@15 ~ [f3,bb3]@16 f3@15 ~ g3@14 ~@2 [a3,d4] ~@7, ~@6 d4@3 ~@4 c4@5 ~@4 d4@3 ~@7]/8", // Fsus2 Bb Bb5 D5
  V: "~@2 d4 f4, f3",
  W: "[eb4@4 ~@8 f4@4 eb4@3 ~@9 f4@4 eb4@4 d4@4 [f3,bb3,c4]@16 d4@4 f4@4 eb4@4 d4@4 ~@4 f4@4 eb4@4 ~@4 [g3,bb3]@16 ~@12 a3@3 ~ d4@4 f4@4, ~@4 d4@8 ~@7 d4@9 ~@56 d4@20 c4@16 bb3@8, ~@8 [f3,bb3]@15 ~ [g3,bb3]@15 ~@17 [f3,bb3]@15 ~ [f3,bb3]@15 ~@17 f3@24, ~@14 f4 ~]/8", // Fsus4 Gm Bb5 Gm Bb5
  X: "[eb4 d4 ~ f4 eb4 ~@2 f4 eb4 d4 ~@4 d4 f4 eb4 d4 ~ f4 eb4 d4 ~ f4 eb4 d4 [f3,c4]@2, ~@8 [f3,bb3]@15 ~ [g3,bb3]@15 ~ [f3,bb3]@12 f3@19 ~ [f3,bb3]@15 ~ [f3,bb3]@16 ~@8, ~@20 d4@8 ~@12 c4@16 bb3@15 ~@41, ~@11 f4@3 ~@14]/7", // F5 Bb5 Gm Bb5
  Y: "[[g3,f4]@4 [a3,c4]@5 [bb3,d4]@29 ~@10, ~@2 f3@17 ~@5]/3", // G7 Am Bb
})).s("gm_pad_sweep").gain(0.47)

// chords · pad sweep · "SWEEP PAD" · soft notes
const pad_sweep_soft = note(`<
  ~@2 A B@2 ~ B C D@2 ~@4 E ~@8 F@2 B ~@7 G H ~@7 I@2 A F@2 ~@5 A ~@2 J ~@3 K@3 ~ L@3 M@2 ~@5 N ~@8 J ~@2
>`.pickRestart({
  A: "bb3", B: "bb3@15 ~", C: "d4", D: "[bb3@15 ~]/2", E: "bb3 ~", F: "[bb3@31 ~]/2", G: "eb4@15 ~", H: "bb3@7 ~@9",
  I: "[bb3@3 ~]/2", J: "bb3@3 ~@13", K: "[~@8 bb3@39 ~]/3", L: "[~@4 bb3@15 ~@5]/3",
  M: "[~@8 bb3@15 ~@9, ~@8 f4 ~@23]/2", N: "~ bb3",
})).s("gm_pad_sweep").gain(0.24)

// other · electric guitar muted · "MUTED GTR"
const electric_guitar_muted = note("<~@23 A B ~@19 A C A D ~@4 E F E G ~@29>".pickRestart({
  A: "~@14 d3 f3", B: "g3 ~ f3 g3 ~ f3 g3@4 ~@6", C: "g3 ~ f3 g3 ~ f3 g3@8 ~@2", D: "g3 ~ f3 g3 ~ f3 g3@6 ~@4",
  E: "g3!2 bb3 ~ g3!2 bb3 f4 ~ f4 d4 ~ bb3 ~ g3 ~", F: "f3!2 g3 ~ f3!2 c4 f4 ~ f4 c4 ~ a3 ~ f3 ~",
  G: "f3!2 g3 ~ f3!2 a3 f4 ~ f4 c4 ~ a3 ~ f3 ~",
})).s("gm_electric_guitar_muted").gain(0.54)

// other · acoustic guitar steel · "STEEL GTR" · Dm Csus2
const acoustic_guitar_steel = note(`<
  ~@47
  [~@11 f3 g3 bb3 c4 d4]
  [f4@11 d4@3 f4 d4]
  [bb4@11 f4 g4 f4 bb4 f4]
  [[d5,f5]@9 g5 f5 d5 ~ [c5,d5] c5 d5]
  [f5@9 c5 d5 f5 g5 f5 d5 c5]
  bb5
  ~@32
>`).s("gm_acoustic_guitar_steel").gain(0.72)

// chords · lead 1 square · "SQUAREWAVE"
const lead_1_square = note(`<
  A@2 B@2 C D@4 E@2 F@2 G H@2 I J K L M N O P@3 Q@2 N R S@2 T U V W@2 X Y Z AA AB AC AD AE@4 AF AG AH AI AJ AK N AL AM
  AN@5 AO@4 AP@8 AQ@8 AR@3
>`.pickRestart({
  A: "[[f3,c4]@15 ~ g3@16, [d4,f4]@31 ~]/2", B: "[[bb2,c4,f4] [eb2,g3,f4], d4@31 ~]/2", C: "[f3,c4]@15 ~",
  D: "[g3@15 ~ [bb2,f3,c4]@16 f3@8 ~@4 f4@4 f3@4 ~@4 bb3@8, d4, ~@32 g3@15 ~ [bb2,c4]@16, ~@52 f3@11 ~]/4", // Bbsus2
  E: "[[g3,d4]@15 ~ [eb2,g3,f4]@16, bb3@31 ~]/2", F: "[~@8 a3@4 bb3@4 [eb2,eb3,g3,f4]@15 ~, c4, [f2,f3,f4] ~]/2",
  G: "[f2,f3]@4 bb3@4 a3@7 ~, [c4,f4]@15 ~, a3@3 ~@13", // F F5
  H: "[[g2,bb3,eb4] [a2,c4] ~ f4, f4 [bb2,bb3,c4,d4], g3@5 ~@3 f3@23 ~]/2", I: "[g2,f3,c4,d4,f4]",
  J: "[eb3,g3,c4,d4,f4]", K: "~ [f2,g3,a3], [f3,c4,f4]", L: "[bb2,bb3,c4,d4,f4]", M: "g3@11 ~ g3@3 ~, [g2,c4,d4,f4]",
  N: "[eb3,g3,d4,f4]", O: "[c4,d4,f4] [a3,c4,f4], f3@15 ~",
  P: "[a3 ~@15 [bb2,f3,d4]@8, [g2,f3]@2 ~, d4@7 bb3@5, ~@2 g3@29 ~@17, ~@26 f4@4 c4@17 ~]/3", // Bb G7
  Q: "[f3@7 ~ g3@7 ~@9 f4@8, bb3, [eb3,d4] [bb2,f3,c4,d4]]/2", R: "~@12 bb3@3 ~, [bb2,f3,d4]@15 ~, c4@3 ~, ~ f4",
  S: "[[eb2,bb2,g3,d4]@15 ~ [eb2,g3,eb4,f4]@16, bb3@31 ~]/2", T: "~@10 f3@5 ~, [f2,c4,f4]", U: "~@3 f4@5, [eb2,g3,d4]",
  V: "[c4,f4]@8 a3@7 ~, f2", // F5
  W: "[[g2,bb3,eb4]@8 [a2,c4]@8 ~@12 bb3@3 ~, f4 [bb2,c4,d4], ~@8 f3@23 ~, ~@4 bb3@3 ~, ~@11 f4@5]/2", // Eb Am Bb
  X: "g3@7 ~ [c4,f4]@8, [g2,f3,d4]", Y: "[g3,c4,d4,f4]@15 ~", Z: "[c4,d4,f4]@8 [a3,c4,f4]@7 ~, f3, ~@8 d4@3 ~@5",
  AA: "~@2 d4@13 ~, [bb2,bb3,c4,f4]", AB: "~@2 g3 f3, [c4,d4,f4], g2@3 ~", AC: "[d4,f4]@7 eb3, eb3@13 ~@3",
  AD: "f3@7 ~ [f3,a3]@7 ~, [c4,d4,f4]", // F Dm7
  AE: "[g2@14 ~ d3 ~@15 [d3,c4] g2@15 d3 [g2,g3,f4]@16, [f3,d4]@29 bb3@34 ~, g3@13 ~ g3@33 ~@17, ~@16 g2@15 ~ [f3,d4]@32, ~@8 bb3@3 f4@5 ~@16]/4", // D7 G7 Dm
  AF: "[bb2,c4,d4,f4]", AG: "~@3 bb3, [g2,g3,d4,f4]", AH: "c4@8 g3@7 ~, [eb3,d4,f4]", AI: "c4@5 g3@3, [f3,d4,f4]",
  AJ: "[eb3,g3,bb3,d4,f4]", AK: "[d4,f4] [a3,c4,f4], f3, c4@5 ~@11", AL: "[f3,a3,c4,f4]@15 ~",
  AM: "[g2,bb3,eb4]@3 [a2,f3,c4]@5, f4, g3@5 ~@11", // Eb F
  AN: "[[g2,g3,eb4]@6 [a2,c4]@18 ~@10 f4@6 ~@8 f4@4 c4@4 ~@8 f4@7 ~ [f3,d4,f4]@8, f4@12 [bb2,bb3,c4,d4]@8 g2@7 ~@13, ~@6 f3@33 ~ [f3,g3,bb3]@16 [eb3,f3,g3,d4]@16 ~@8, ~@10 d4@3 ~@7]/5", // Cm Am Dm Bb Gm7 Ebmaj7
  AO: "[[f3,a3,c4,d4,f4]@8 g3 ~@11 c4@4 ~@8 f4@4 c4@3 ~@9 f4@7 ~ [f2,c3,c4,eb4,f4]@8, ~ [bb2,f3]@2 [g2,f3]@2 ~@3, ~@4 [c4,d4]@6 ~@2 g3@7 ~ [eb3,f3,g3,bb3,d4]@8 ~@4, ~@16 f4@7 ~ d4@12 ~@28]/4", // Dm7 F7 Bb5 G7 Csus2 Ebmaj7
  AP: "[[f3,c4,f4]@8 g3@7 ~@5 f4@4 ~@12 bb3@3 ~ [g3,bb3,d4,f4]@16 [c4,eb4,f4]@7 ~ a3@3 ~ a3@4 [bb2,bb3,c4,d4,f4]@16 [g2,f3,g3,bb3,d4,f4]@16 [eb3,g3,bb3,d4,f4]@16 [f3,bb3,c4,eb4,f4]@7 ~, eb4@3 ~ [bb2,f3,d4]@8 [g2,f3,g3,d4]@8 ~@8 f3@8 ~@28, ~@8 c4@3 ~@5 c4@7 ~@5 f4@11 ~@25 c4@8 ~@56]/8", // F5 Gm7 F7 Bb Gm7 Ebmaj7 Fsus4 Bb …
  AQ: "[bb3@4 a3@4 [bb2,bb3,c4,d4,f4]@16 [g2,a3,bb3,d4,f4]@16 [eb3,c4,eb4,f4]@16 bb3@8 ~@4 f4@3 ~ [bb2,bb3,c4,f4]@16 [bb3,d4,f4]@11 ~ [bb3,c4,d4,f4]@4 [eb3,bb3,d4]@16 [f2,a3,f4]@8, [f3,c4,f4] ~@6 [f3,c4]@2 ~@2 g2@2 ~@3, ~@56 f4@11 ~@37 f4 ~@23, ~@8 a3 ~@7]/8", // Bb Gm7 F7 Bbsus2 Bb Ebmaj7 F F5
  AR: "[[g2,bb3,eb4,f4]@4 [a2,f3,c4,f4]@4 ~ d4@31 ~@8, ~ [bb2,f3,c4,f4]@4 ~]/3", // Eb F Bbsus2
})).s("gm_lead_1_square").gain(0.43)

// chords · lead 1 square · "SQUAREWAVE" · soft notes
const lead_1_square_soft = note(`<
  A@2 B@2 C@5 D E F G ~@3 G@2 H ~ I G J K@2 ~@3 G L ~@2 G I M ~@2 G N F ~ I O F P ~@3 I L I G ~ F I ~@2 Q ~@2 R@2 S@3 T
  U@5 ~@4 V@3 ~ W@3 X@3
>`.pickRestart({
  A: "[bb3@31 ~]/2", B: "[~ eb3, bb3@31 ~]/2", C: "[d4 [eb2,eb3] ~ [eb2,eb3] ~, bb3@71 ~@9, bb2@31 ~@49]/5",
  D: "[eb2,eb3]@15 ~", E: "eb3@15 ~", F: "bb3 ~", G: "bb3@15 ~", H: "[g3,bb3]@7 ~@9", I: "bb3", J: "bb3@8 d4 ~@7",
  K: "[bb3@27 ~@5]/2", L: "bb3@11 ~@5", M: "bb3 [c4,f4]", N: "[eb3,bb3]", O: "~@2 c4@13 ~, bb3@15 ~", P: "bb3@7 ~",
  Q: "bb3@3 ~@5", R: "[~@8 bb3@15 ~ bb3@8, ~@8 eb2@5 ~@19]/2", S: "[bb3@7 ~ bb3@15 ~ bb3@15 ~@9]/3", T: "~ bb3",
  U: "[bb3@7 ~ bb3@15 ~ bb3@12 ~@4 eb3@16 ~@8 f4@8 ~@8, ~@28 bb3@5 ~@7]/5", V: "[~@8 g3@16 bb3@15 ~@9]/3",
  W: "[~@8 f3@16 ~@3 f4@12 ~@9]/3", X: "[~@8 bb3@31 ~@9]/3",
})).s("gm_lead_1_square").gain(0.21)

// other · tubular bells · "TUBULARBEL"
const tubular_bells = note("<~@10 A B C ~@3 D@2 ~@2 E@2 ~@9 A B C ~@3 F@2 ~@2 G@2 ~@16 H I ~@2 H J ~@20>".pickRestart({
  A: "~@4 f5@2 eb5@4 d5@4 c5 bb4", B: "d5@6 c5 c5@8 ~", C: "~@4 f5@2 eb5@4 d5@3 c5 bb4@2",
  D: "[~@2 [bb4,bb5]@2 [c5,c6]@2 [bb4,bb5]@2 [f5,f6]@2 [bb4,bb5]@2 [c5,c6]@2 [bb4,bb5]@9 ~@9]/2", // Bb C Bb F Bb C Bb
  E: "[~ [bb4,bb5] [c5,c6] [bb4,bb5] [f5,f6] [bb4,bb5] [c5,c6] [bb4,bb5]@4 ~@5]/2", // Bb C Bb F Bb C Bb
  F: "[~@2 [bb4,bb5]@2 [c5,c6]@2 [bb4,bb5]@2 [f5,f6]@2 [bb4,bb5]@2 [c5,c6]@2 [bb4,bb5]@11 ~@7]/2", // Bb C Bb F Bb C Bb
  G: "[~@2 [bb4,bb5]@2 [c5,c6]@2 [bb4,bb5]@2 [f5,f6]@2 [bb4,bb5]@2 [c5,c6]@2 [bb4,bb5]@7 ~@11]/2", // Bb C Bb F Bb C Bb
  H: "~@5 [bb4,bb5] [c5,c6] [bb4,bb5]", I: "[f5,f6]@2 [bb4,bb5]@2 [c5,c6]@2 [bb4,bb5]@7 ~@3",
  J: "[f5,f6] [bb4,bb5] [c5,c6] [bb4,bb5]@5", // F Bb C Bb
})).s("gm_tubular_bells").gain(0.52)

// drums · kick
const kick = s("bd").struct("<[x!2]!30 [x ~@7 x ~@2 x ~@4] [x!2]!27 [~ x] [x!2]!23 [x!2 ~@2] ~@2>").gain(0.72)

// drums · kick · soft notes
const kick_soft = s("bd").struct("<[~@7 x ~@8]!58 [~@15 x]!23 ~@4>").gain(0.48)

// drums · snare
const snare = s("sd").struct("<A@15 ~@56 B@3 C B@3 D B@2 A ~@3>".pickRestart({
  A: "~ x ~ x", B: "~ x ~@2", C: "~@3 x ~@12", D: "~@3 x ~ x ~@10",
})).gain(0.8)

// drums · low tom
const low_tom = s("lt").struct("<~@24 A ~@5 B ~@4 C ~@3 D ~@3 D ~@3 E ~@10 F ~@7 G ~@3 H ~@3 G ~@7 I ~@2>".pickRestart({
  A: "~@3 x", B: "~@12 x ~ x!2", C: "~@5 x!2 ~", D: "~@7 x", E: "~@13 x ~@2", F: "~@3 x!4 ~@9", G: "~@5 x ~@10",
  H: "~@5 x ~ x ~@8", I: "x!3 ~",
})).gain(0.8)

// drums · hihat
const hihat = s("hh").struct("<A@2 B A@54 C D A@22 E F ~@2>".pickRestart({
  A: "x!16", B: "x!10 ~ x!5", C: "x!15 ~", D: "~@8 x!8", E: "x!7 ~ x ~@7", F: "x",
})).gain(0.32)

// drums · mid tom
const mid_tom = s("mt").struct(`<
  ~@24 A ~@5 B ~@4 C ~@3 D ~@3 E ~@3 F ~@10 G ~@7 H ~@3 H ~@3 H ~@3 I ~@3 J ~@2
>`.pickRestart({
  A: "~@11 x ~@4", B: "~@7 x", C: "~@5 x!3", D: "~@13 x ~@2", E: "~@13 x!2 ~", F: "~@5 x ~ x", G: "~@3 x ~ x ~@10",
  H: "~ x ~@2", I: "~@3 x ~@4", J: "~ x!2 ~@2 x ~@10",
// … 36 more lines