// Take the "A" Train — Ellington
// 230 bpm, 4/4, key C 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 5 fretless bass (copy of ch 2 acoustic bass)
// note: Full arrangement: all 141 bars on a 16-step grid, each part at one level. Source detail keeps the original performance.
setcpm(230/4)

// 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.

// chords · piano · "TakeThe A"
const piano = note(`<
  ~@4 A B C B D@2 ~ E F G H I D@2 ~ J K L M N O@2 P Q ~ R S T U@2 V W X Y Z AA AB@3 AC AD AE AF AG AH AI AJ@2 AK AL AM
  AN AO AP AQ AR AS AT AU@2 AV AW AX AY AZ BA BB BC BD@2 BE B BF AG BG BH BI@2 BJ BK F BL BM BN BO ~@2 BP ~ BQ BR BS BT
  BU BV BW BX AG BY BZ ~ CA ~ CB CC CD CE CF CG ~@2 CH CI AG CJ CK CL@2 ~ CM ~ CN CO CP CQ@2 CR CS CT CU CV CW CX CY CZ
  DA@2
>`.pickRestart({
  A: "~@2 [e4,e6]@3 d4 [c4,c6] ~ [g#3,g#5]@3 ~@5, ~@5 d6@2 [a#3,a#5]@2 ~@7", // E C G# A#
  B: "[e4,e6]@5 ~ [c4,c6] a#3 [g#3,g#5] ~ [g#3,g#5]@2 ~@4, ~@5 [d4,d6]@2 a#5@2 ~@7", // E C G# D
  C: "~@2 [e4,e6]@3 [d4,d6] [c4,c6] ~ [g#3,g#5]@3 ~@5, ~@7 [a#3,a#5]@2 ~@7", // E D C G# A#
  D: "[[e3,a3,d4,g4,c5]@25 ~ [e3,a3,d4,g4,c5] ~@5]/2", E: "[f#3,e4,g#4]@3 a#4@2 ~ [f#3,c4,e4,g#4] ~@9, c4 ~@2 f#4 ~@12",
  F: "~@11 [f3,a3,c4,e4,a4,c5] ~@4", G: "[f3,b3,e4,g4,b4,e5]@5 ~@2 [f3,b3,e4,g4,b4,e5] ~@8",
  H: "[e3,a#3,d4,g4,c5,g5]@6 ~ [c#4,f5]@8 ~, ~@3 [d#3,g4,c#5]@4 ~", I: "[d3,c4,f#4,a4,e5]@3 [f3,b3,g#4,d#5]@3 ~@2",
  J: "[f#3,c4,f4,b4,e5,g#5] ~@5 [f#3,c4,f4,b4,e5,g#5] ~@9", K: "[f3,a3,c4,e4,c5,e5,a5]@15 ~",
  L: "[f3,b3,e4,g4,b4,e5] ~@5 e5 [f3,b3,e4,g4,b4] ~@8", M: "[e3,a#3,d4,g4,c5] ~@5 [e3,a#3,g4] [d4,c5] ~@8",
  N: "~@6 [e3,a#3,d4,c5,g5,c6]@9 ~", O: "[[d#3,a3,d4,c5,f5,a5]@25 ~@2 [d#3,a3,d4,c5,f5,a5] ~@4]/2", P: "~@15 c5",
  Q: "[d#5,a5]@2 c5 ~@4 [d#3,a3,d4]@2 ~@2 c5 ~@4, a3 ~@3 [d#5,a5]@6 ~@6", // D#dim D D#dim
  R: "[f#3,c4,e4,e5,g#5,b5]@6 [f#3,c4,e4,e5,a5,c6] ~@9", S: "~@8 [f3,a3,c4,e4,c5,f5,a5] ~@7",
  T: "~@3 [f3,b3,e4,b4,d#5,g#5]@5", U: "[[e3,a3,d4,d5]@3 ~, g5@5 ~@27]/2",
  V: "[f#3,c4,f4,e5,g#5]@2 ~@6 [f#3,f4] [c4,e5] ~@6, ~@4 g#5 ~@3", // Fm F#maj7 C
  W: "[f#3,c4,f4] ~@2 f#5@2 ~ [f#3,g#5] [c4,f4,e5] ~@8, [e5,g#5]@3 a#5 ~@12", X: "[f3,a3,c4,e4,c5,f5,a5] ~@15",
  Y: "~@6 [f3,b3,e4,b4,e5,g#5] ~@9", Z: "[e3,a3,d4,d5,g5]@7 ~", AA: "~@8 [d#6,a6]@2 e6@2 f6 ~ f#6@2",
  AB: "[~@2 g6 f#6@2 f6 ~ d#6@2 c6 ~ [a#5,d#6]@2 g5 ~ [f#5,c6]@2 g5 ~@2 g5 f5 ~ d#5@2 c5 ~ a#4@2 g4 ~ f#4@2 f4 ~ d#4 e4@2 d4 ~ d#4@2 b3 ~ d4@3 c#4, ~@19 c6@2 ~@27, ~@20 f#5@2 ~@5 d#5 ~@3 c5 ~@16]/3", // D#5 F#dim
  AC: "c4 b3 ~ g#3@2 a#3@2 g#3 ~ a3@2 b3@2 c4 d4@2", AD: "d#4 ~ e4@2 c4 ~@6 [a3,c4,e4] ~@4",
  AE: "~ c4@4 d4@2 d#4 ~ e4@2 c4 ~ a3 ~ g#3", AF: "~ g3 ~ c4@2 ~@3 c4@2 ~@6", AG: "~@10 [f3,b3,e4,e5,g#5,b5] ~@5",
  AH: "[e3,a#3,d4,c5,g5,c6]@5 ~ [e3,a#3,c5,c6] [d4,g5] ~@8", AI: "~@10 d#6@2 c6 ~@2 d#5",
  AJ: "[d#6@4 c6 ~@2 d#5 ~ d#6@2 c6 ~ d#5 f#3 [c4,f4] ~@3 c6 ~@3 d#5 [f#3,c4,f4] ~ c6@2 d#5 ~@3, ~@15 d#6@2 ~@7 d#6@2 ~@6]/2", // F5 F
  AK: "~@3 [f3,a3,c4,e4] e6@2 c6 a5 [f3,a3] [c4,e4] ~ a5 ~ f5 ~ [f3,b3,e4], ~@3 g6@2 ~@3 e6@2 c6@2 ~@2 d6@2", // Fmaj7 F C E
  AL: "~ g#5@2 f5 a#5@3 g#5 g5 ~ [f3,b3,e4] ~ f5@2 d#5 ~, b5 ~@4 f#5 ~@2", // E
  AM: "f5@2 d#5 ~ e5 ~@2 d5 c5 g4 ~ [a#3,f#4] e3 f4@2 [e3,e4], ~@7 e5@2 ~@7", // D#m E
  AN: "d#4@2 ~ a#3 d4@2 ~ d#4 e4@2 ~ c4 c#4@2 ~ c#4, a#3 ~ a4@3 ~@9 d4@2",
  AO: "c4 ~@3 g3 ~@3 f3 ~@2 d#3 f3@2 ~ c3, ~@3 a#3@2 ~ c4@2 ~@8, ~@7 f#3@2 ~@7",
  AP: "d#3@2 ~@2 d3@2 c#3@2 c3 ~ a#2@2 g2 ~ g#2 ~", AQ: "a2 f2 ~@2 f2 ~@3", AR: "~@10 g#4 [f#3,c4,e4,b4] ~@4",
  AS: "[f#3,c4,e4,a4,c5]", AT: "~@3 [f#3,c4,c5,e5,f#5]@4 ~ [f#3,c4,c5,e5,f#5,a5]@4 ~ c4@3, ~@12 [f#3,e5,f#5,a5,c6]@3 ~",
  AU: "[~ [f3,a3,c4,e4,a5,c6]@5 ~ [f3,a3,c4,e4,e5,a5]@14 ~ [f3,b3,a4,d5,a5] e4 ~@3 [f3,b3,d#4,g#4,c#5]@5, [e5,e6]@6 ~@20 g#5@5 ~]/2", // Fmaj7 Bm7b5 Fm7b5 E
  AV: "[e3,a#3,d4,g4,c5,g5]@5 ~@2 [e3,a#3,d4,g4,d5,g5] ~@8", // Em7b5
  AW: "~@3 [e3,a#3,d4,e5,e6]@4 ~ g5@2 ~ [e3,a#3,d4] c6@2 ~@2", // Em7b5
  AX: "e6@3 ~@2 d6 c6 ~@2 [f#3,c4,f4]@5 ~@2, ~@7 a#5@2 ~@7, ~@8 g#5@5 ~@3", AY: "~@8 [d#6,a6]@2 ~ e6 f6@2 f#6@2",
  AZ: "g6@2 ~@2 f6@3 d#6 e6 ~@2 e6 [c6,d6] g5 ~ f5", BA: "~ d5@2 d#5 e5@2 d5 ~ e5 ~ f5 e5 c5 d#5@2 ~",
  BB: "~ d5@2 c#5 ~@2 a#4@2 ~@2 [f#4,c5]@2 f4 ~ d#4 ~", BC: "e4@2 d4 ~ d#4@2 c4@2 d4@2 d#4@2 e4@2 g4 ~",
  BD: "[[c4,e4,g4,a4,c5]@6 [f4,a4,b4,d5] ~ [g4,b4,c5,e5] e4@2 [f4,d5,f5]@3 ~ [g4,b4,d5,e5,g5]@3 ~ [a4,c5,e5,f5,a5]@5 [d5,f5,g5,b5] ~@3 [c5,e5,g5,a5,c6]@2 ~@2, ~@6 d4@2 ~@3 [a4,c5] ~@12 b4@3 ~@5]/2", // Am7 Bm7b5 Cmaj7 Dm Em7 Fmaj7 G7 Am7 …
  BE: "~ [e4,e6]@3 ~ d4 [c4,c6] [g#3,a#3,g#5,a#5]@3 ~@6, ~@5 d6@2 ~@9", BF: "~@9 a5 [f3,a3,c4,e4,c5,e5] ~@5",
  BG: "[e3,a#3,d4,c5,g5,c6]@5 ~ [e3,a#3,d4,c5,g5,c6] ~@9", BH: "~@4 [f3,b3,e4] ~@11",
  BI: "[[c3,e3,g3,a3,c4]@6 [d3,f3] [a3,b3,d4] ~ [e3,g3,b3,c4,e4] ~ [f3,a3,c4,d4] ~@3 [g3,b3,d4] ~@3 [a3,c4,e4,f4,a4]@4 ~ [b3,d4,f4,g4,b4]@3 ~ [c4,e4,g4] ~@3, ~@11 f4@2 ~@2 [e4,g4]@2 ~@11 [a4,c5]@3 ~]/2", // Am7 Dm Bm7 Cmaj7 Dm7 G Fmaj7 G7 …
  BJ: "[e4,f#4,a#4,c5]@6 [f#4,a#4,c5,e5] ~@3 e4 ~ [f#4,a#4,c5,e5]@4, e5 ~@3", // C7 F#7
  BK: "~@2 [f#4,a#4,c5,e5] ~@3 e4 ~ [f#4,a#4,c5,e5]@2 ~@2 [f#4,a#4,c5,e5]@2 ~@2", BL: "~@7 [f3,b3,e4,g#4,b4] ~@8",
  BM: "[e3,a#3,d4,g4,c5]@5 ~@2 [e3,a#3,d4,g4,c5] ~@8", BN: "~@6 [g3,c#4,f4,c5,f5] ~@9",
  BO: "[f3,a3,c4,e4,g4,c5,e5]@4 ~@2 [f3,a3,c4,e4,a4,c5,f5] ~@9", BP: "[g3,a3,e4,g4]@5 ~ [g3,a3,d4,f4] ~@9",
  BQ: "[f#3,c4,f4,e5,g#5,b5]@5 ~ [f#3,c4,f4,e5,a5,c6] ~@9", // F#m7b5
  BR: "[f3,a3,c4,e4,g5,c6,e6]@4 ~@2 [f3,a3,c4,e4,a5,c6,f6] ~@9", BS: "~@10 [f3,b3,e4,b5,d#6,g#6] ~@5",
  BT: "[e3,a#3,d4,d6,g6]@5 ~@2 [e3,a#3,d4,d6,g6] ~@8", BU: "~@6 [e3,a#3,d4,g5,c6] ~@9",
  BV: "[f#3,c4,e4,e5,f#5,a#5]@5 ~ [f#3,f#5] [c4,e4] ~@3 e5 ~ [c4,e4]@3, ~@3 a#5 ~@2 [f#3,f#5,a#5]@2", // F#7 F# C F#
  BW: "~@2 [f#3,c4,e4,f#5] ~@4 e5 [f#3,c4] e4 ~@2 [f#3,c4] e4 ~@2, ~ a#5 ~@2 [f#5,a#5] ~ [f#5,a#5] ~", // F#m7b5 F#dim F#
  BX: "~ [f3,a3,c4,e4,c5]@12 ~@3, [f5,a5]@3 ~", BY: "[e3,a#3,d4,c5,g5,c6] ~@6 f5@8 ~, ~@3 [d#3,c#4,g4,c#5]@4 ~",
  BZ: "[d3,c4,f#4,c5,e5]@6 ~ [f3,b3,d#4,b4]@6 ~@3, a4 ~@5 [g#4,d#5]@7 ~@3", // D7 Fm7b5 G#5
  CA: "[e3,a#3,d4,g4,c5] ~@5 [e3,a#3,d4,g4,c5] ~@9", // Em7b5
  CB: "[f#3,c4,f4] ~@3 a#5@2 ~ [f#3,e5]@2 ~@7, [e5,g#5]@2 ~@2 f#5 ~ g#5@2 ~@8, ~@7 [c4,f4] ~@8", // F F#7 E F5
  CC: "[f3,a3,c4,e4,c5,f5,a5]@4 ~@2 [f3,e4,c5,a5] [a3,c4,f5] ~@8", CD: "~@6 [f3,b3,e4,b4,e5] ~@9",
  CE: "[e3,a#3,d4,g4,c5]@5 ~@2 [g4,f5]@8 ~, ~@3 [d#3,c#4,c#5]@4 ~", CF: "[d3,c4,a4,c5,e5]@6 [f3,b3,d#4,g#4,b4,d#5]@9 ~",
  CG: "[e3,a#3,d4,g4,d5]@6 ~ [e3,a#3,d4,g4,d5] ~@8", CH: "[f#3,c4,f4,e5,g#5] ~@5 [f#3,c4,f4,e5,g#5] ~@9",
  CI: "[f3,a3,c4,e4,c5,f5,a5]@5 ~@2 [f3,a3,c4,e4,c5,f5,a5] ~@8", // Fmaj7
  CJ: "[e3,a#3,d4,c5,g5,c6]@5 ~@2 [e3,a#3,d4,c5,g5,c6] ~@8", CK: "~@10 [e3,a#3,d#4,g#4,c5,d#5] ~@5",
  CL: "[[d#3,a3,d4,f4,c5,f5]@7 ~]/2", CM: "[d#4,a4]@2 ~@2 [d#4,a4]@2 ~ c4@2 ~@7",
  CN: "[f#3,c4,g#4,b4]@2 ~@2 [f#3,c4,e4,g#4,b4] ~ [f#3,c4,e4,a4,c5] ~@9, e4 ~@15", // G#7 E F#m7b5
  CO: "~@10 [f3,a3,c4,e4,g4,c5,e5] ~@5", CP: "[f3,b3,e4,g4,b4,e5] ~@5 [f3,b3,d#4,b4,d#5,g#5] ~@9",
  CQ: "[[e3,a#3,d4,d5,g5]@25 ~@7]/2", // Em7b5
  CR: "[f#3,c4,e4,e5,f#5,a#5]@4 ~@2 [f#3,e4,e5,a#5] [c4,f#5] ~@4 [f#3,c4,e4,e5,f#5,a#5]@4", // F#7 Cdim F#7
  CS: "~@2 [f#3,c4,e4,e5,f#5,a#5] ~@5 [f#3,c4,e4,e5,f#5,a#5] ~@7", // F#7
  CT: "[f3,a3,c4,e4,c5,f5,a5]@5 ~ a5 [f3,a3,c4,e4,c5,f5] ~@8", CU: "~@6 [f3,b3,e4,f5,g#5,b5,e6] ~@9",
  CV: "[d#3,c#4,f5,f#5,a#5,c#6]@5 ~ [d#3,c#4,f5,f#5,c#6] a#5 ~@8", CW: "~@6 [g#2,f#3,f4,a4,c5] ~@9",
  CX: "[f3,a3,c4,e4,c5,f5,a5]@10 [f3,a3,c4,e4,a4,c5,e5] ~@5", // Fmaj7
  CY: "[f3,b3,e4,g#4,b4,e5]@6 ~ f3@8 ~, ~@3 [b3,d4,g#4,b4,d5]@4 ~", CZ: "~ [c3,e4]@2 ~ f4 ~ [d#3,f#4] ~, ~@8 d3 ~@7",
  DA: "[[e3,g4]@2 d#3 ~ b4@2 [c3,c5] ~@5 [a4,d5,f#5]@6 ~@14, ~ a4 ~@14, ~@3 d3@3 ~@5 c2@6 ~@15]/2", // Em C D
})).s("gm_piano").gain(0.32).pan(0.4)

// bass · acoustic bass
const bass = note(`<
  ~@8 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z AA V W X AB AC AD AE AF AG AH AI AJ AK AL AM AN AO AH AP AJ AQ
  AR AS AT AU E AV AW AX AY AZ BA BB BC BD BE BF BG@2 BH BI BJ BK BL BM BG@2 E BN BO BP BQ BR BS BT BU BV BW BX BY BZ CA
  CB CC CD CE CF CG CH CI B CJ D E F G CK CL J K L M N O P Q R S CM U V W CN Y Z AA V W X CO CP W X CQ CR ~
>`.pickRestart({
  A: "c3@3 f#1 b2@4 a2@3 g1 g2@4", B: "f2@3 g1 e2@4 d2@4 c#2@4", C: "d2@4 g#2@3 d2 d3@4 d2@4",
  D: "f#2@3 d2 c3@4 d2@4 g#2@3 d2", E: "d3@3 d2 c3@4 b2@3 d2 a2@4", F: "~@2 g1 ~ f2@4 ~@2 g1 ~ d2@4, g2 ~ e2 ~",
  G: "c2@3 d#2@4 ~", H: "d2@6 g1@9 ~", I: "c2@4 ~@2 c2 ~ f2@4 ~@2 c2 ~, ~ e2 ~ f#2",
  J: "g2@4 ~@2 c2 ~ e3@4 ~@2 c2 ~, ~ c3 ~ d#3", K: "d3@4 c3@4 a#2@4 ~@2 d2 ~, ~@3 f#2",
  L: "c3@4 ~@2 d2 ~ f#2@4 d#2@4, ~ a#2 ~@2", M: "~@2 g1 ~ e2@4 ~@2 g1 ~ f#2@4, d2 ~ f2 ~",
  N: "~@2 g1 ~ a2@4 ~@2 g1 ~ d3@4, g2@4 ~@4 b2@5 ~@3", O: "c3@2 e2@5 c2 f2@4 ~@2 c2 ~, ~@3 f#2",
  P: "g2@4 ~@2 c2 ~ a2@4 g2@4, ~ a#2 ~@2", Q: "~@2 f1 ~ e2@4 f2@3 f1 c2@4, f2 ~@3", R: "a2@3 f1 g#2@4 a2@3 f1 c2@4",
  S: "f2@3 f1 e2@4 f2@3 f1 c2@4", T: "~@2 f1 ~ b2@4 ~@2 f1 ~ f2@4, c3 ~ c3 ~",
  U: "d2@4 ~@2 d2 ~ f2@4 ~@2 d2 ~, ~ e2 ~ f#2", V: "g#2@4 ~@2 d2 ~ b2@4 ~@2 d2 ~, ~ a2 ~ c3",
  W: "d3@4 ~@2 d2 ~ b2@4 ~@2 g1 ~, ~ c3 ~ a2", X: "g2@4 ~@2 g1 ~ e2@4 d2@4, ~ f2 ~@2",
  Y: "~@2 g1 ~ b1@4 c2@3 ~ g1@4, c2 ~@3", Z: "~@2 g1 ~ d#2@4 e2@4 g1@4, e2 ~@3",
  AA: "d2@3 ~@3 d2 ~ f2@4 ~@2 d2 ~, ~ e2 ~ f#2", AB: "c2@2 e2@5 c2 f2@4 f#2@3 c2",
  AC: "g2@4 ~@2 c2 ~ e2@4 d2@4, ~ f2 ~@2", AD: "c2@4 e2@3 c2 f2@4 f#2@3 c2", AE: "g2@4 f2@3 c2 e2@4 d#2@4",
  AF: "d2@2 d3@5 d2 b2@4 ~@2 d2 ~, ~@3 a2", AG: "g#2@4 f#2@3 d2 f2@4 e2@3 g1",
  AH: "d2@4 ~@2 g1 ~ f2@4 ~@2 g1 ~, ~ e2 ~ f#2", AI: "g2@4 a2@3 g1 b2@4 d3@3 g1", AJ: "c3@2 e2@6 f2@3 c2 f#2@4",
  AK: "~@3 c2 f2@4 e2@3 c2 d2@4, g2@5 ~@11", AL: "c2@3 e2@5 f2@4 f#2@4", AM: "g2@3 c2 f2@4 e2@4 d#2@4, ~@12 c2 ~@3",
  AN: "d2@3 d3@4 d2 b2@4 ~@2 d2 ~, ~@3 a2", AO: "g#2@4 ~@2 d2 ~ f2@4 ~@2 g1 ~, ~ f#2 ~ e2",
  AP: "g2@4 ~@2 g1 ~ b2@4 d3@4, ~ a2 ~@2", AQ: "g2@3 c2 a#2@4 ~@2 c2 ~ g2@4, ~@2 a2 ~",
  AR: "f2@3 a1 f2@4 ~@2 a1 ~ e2@4, ~@2 e2 ~", AS: "~@2 a1 ~ d2@4 ~@2 a1 ~ c2@4, d2 ~ c2 ~",
  AT: "f2@2 a1 ~ f2@4 ~@2 a1 ~ d#2@4, ~@2 d#2 ~", AU: "~@2 a1 ~ d2@4 c2@2 a1 ~ c2@4, d2 ~@3",
  AV: "g#2@3 d2 f#2@4 f2@3 d2 d#2@4", AW: "d2@3 g1 e2@4 f2@3 g1 f#2@4", AX: "g2@3 g1 a2@4 ~@2 g1 ~ d3@4, ~@2 b2 ~",
  AY: "c3@3 c2 b2@4 c3@3 c2 g2@4", AZ: "c3@3 c2 b2@11 ~", BA: "~@2 d2 ~ c#3@4 d3@3 d2 g#2@4, d3 ~@3",
  BB: "d3@3 d2 c#3@7 ~ d3@2 ~ e2, ~@7 g#2", BC: "d2@4 e2@3 d2 f2@4 ~@2 d2 ~, ~@3 f#2",
  BD: "g2@4 ~@2 d2 ~ b2@4 ~@2 d2 ~, ~ a2 ~ d3", BE: "c3@2 e2@6 f2@3 e2 f#2@4",
  BF: "g2@3 c2 f2@4 ~@2 c2 ~ d2@4, ~@2 e2 ~", BG: "[c2@6 d2@2 e2@2 ~ f2@3 ~ g2@2 ~@2 a2@5 b2@4 c3@4]/2",
  BH: "d3@3 d2 c3@4 b2@2 d2 ~ a2@4", BI: "~@3 d2 f#2@4 ~@2 d2 ~ d#2@4, g#2@5 ~@3 f2@4 ~@4",
  BJ: "d2@3 g1 e2@4 ~@2 g1 ~ f#2@4, ~@2 f2 ~", BK: "~@2 g1 ~ a2@4 b2@3 g1 d3@4, g2 ~@3",
  BL: "c3@3 g1 e2@4 d#2@3 g1 a#2@3 ~", BM: "a2@3 g1 d2@4 c#2@2 g1 ~ g#2@4",
  BN: "~@2 d2 ~ f#2@4 ~@2 d2 ~ d#2@4, g#2 ~ f2 ~", BO: "~@2 g1 ~ e2@4 f2@3 g1 f#2@4, d2 ~@3",
  BP: "g2@2 g1 ~ d3@4 b2@3 g1 g2@4", BQ: "~@2 g1 ~ b2@4 a2@3 g1 g2@4, c3 ~@3", BR: "a2@4 e2@4 a1@4 e2@3 a1",
  BS: "d2@4 e2@3 a1 f2@4 g2@3 a1", BT: "a2@4 b2@3 a1 c3@4 d3@3 a1", BU: "~@6 a1 ~@5 d#3@3 a1, e3@3 ~",
  BV: "d3@4 ~@2 a1 ~ a2@4 f2@4, ~ c3 ~@2", BW: "d2@4 f#2@3 d2 d3@4 d2@4", BX: "f#2@3 d2 c3@4 d2@4 f#2@2 d2 ~",
  BY: "d3@3 d2 c3@4 ~@2 d2 ~ a2@4, ~@2 b2 ~", BZ: "~ d2@2 b1 g1@4 a1@3 g1 b1@4, g2 ~@7", CA: "c2@3 g1 b1@4 c2@4 g1@4",
  CB: "e2@3 g1 d#2@4 e2@4 g1@4", CC: "d2@3 a1 c#2@4 d2@4 a1@4", CD: "~@2 a1 ~ f2@3 ~ f#2@4 a1@4, f#2 ~@3",
  CE: "~@2 a1 ~ e2@4 ~@2 a1 ~ f#2@4, d2 ~ f2 ~", CF: "g2@3 a1 a2@4 ~@2 g1 ~ d3@4, ~@2 b2 ~", CG: "c3@5 ~ d#2@9 ~",
  CH: "d2@5 ~ g1@10", CI: "c3@3 g1 b2@4 a2@3 g1 g2@4", CJ: "d2@3 ~ g#2@2 d2 ~ d3@3 ~ d2@4", CK: "d2@3 g1@5",
  CL: "c2@4 ~@2 c2 ~ f2@4 f#2@2 c2 ~, ~ e2 ~@2", CM: "c3@2 f1 ~ b2@4 ~@2 f1 ~ f2@4, ~@2 c3 ~",
  CN: "g2@4 ~ g1 ~@2 e2@4 d2@4, ~ f2 ~@2", CO: "d#2@4 ~@2 d#2 ~ f#2@4 g2@2 d#2 ~, ~ f2 ~@2",
  CP: "g#2@4 ~@2 d#2 ~ c3@4 ~@2 d2 ~, ~ a#2 ~ c#3", CQ: "c2@2 e2@5 ~ f2@3 ~ f#2@2 ~@2", CR: "g2 a2 b2 c3 ~@2 c2@2",
})).s("gm_acoustic_bass").gain(0.14).pan(0.6)

// drums · kick
const kick = s("bd").struct(`<
  A ~@3 A ~@3 A ~@5 B@2 A ~@6 C A ~@6 D A ~@6 E A ~@19 A ~ B ~ B F ~ G ~@3 H A ~ I ~ A ~@3 J K I ~@4 L ~@8 B ~@5 M B ~@6
  M B ~@7 F ~@3 N ~@3 O A ~@4 F ~@4 P Q ~
>`.pickRestart({
  A: "x", B: "x ~@2 x ~@4", C: "~@3 x ~@4", D: "~@11 x ~ x ~@2", E: "~@3 x ~@3 x ~@3 x ~@4", F: "~@15 x", G: "x!4",
  H: "~@5 x ~@2", I: "~ x ~@2 x ~@3", J: "x!2", K: "~@2 x!2", L: "~@11 x ~@4", M: "~ x ~@2", N: "~ x",
  O: "~@9 x ~@2 x ~@3", P: "~ x ~@2 x ~ x ~", Q: "~@2 x!2 ~@2 x ~",
})).gain(0.37)

// drums · rim
const rim = s("rim").struct("<~@98 [~@2 x ~@2 x ~@2] [x ~@6 x ~@8] ~@31 [x ~@2 x ~@4] ~@6 x ~@2>").gain(0.32)

// drums · snare
const snare = s("sd").struct(`<
  A B C D A E F G H E H@2 I E I J K L F I M N O P L M I Q K@2 L R Q C I S L I T U ~@25 V ~@25 W ~@3 X ~@2 Y ~@3 Z ~ A
  H@2 I@3 AA AB L H@2 AC E@2 I AD L AD L AE I AF I AG F AD AH ~ AI AJ ~@7
>`.pickRestart({
  A: "~@4 x ~@2 x!2 ~@3 x ~@2 x", B: "x ~@2 x ~@2 x!2 ~@3 x ~@2 x!2", C: "~@3 x ~@2 x ~ x ~@3 x ~ x ~",
  D: "x!2 ~@2 x!2 ~@2 x!2 ~@2 x!2 ~ x", E: "x ~@3 x ~@2 x!2 ~@3 x ~ x ~", F: "x ~@3 x ~ x ~ x ~@3 x ~@2 x",
  G: "x ~@3 x ~@2 x!2 ~@3 x ~@3", H: "x ~@3 x ~@2 x!2 ~@3 x ~@2 x", I: "x ~ x!3 ~ x!2", J: "x ~@3 x ~ x!2 ~@4 x ~@2 x",
  K: "~@4 x ~ x ~ x ~@3 x ~ x!2", L: "~@2 x!3 ~ x!2", M: "x ~@3 x ~ x!2 ~@4 x ~ x ~", N: "x ~@3 x ~@2 x!2 ~@3 x ~ x!2",
  O: "~@4 x ~ x!2 ~@4 x ~ x ~", P: "x ~ x!2 ~@2 x!2", Q: "x ~@2 x ~@2 x!2 ~@4 x ~ x!2",
  R: "x ~@3 x ~@3 x ~@2 x ~@2 x ~", S: "x ~@2 x ~@2 x!2 ~@4 x ~ x ~", T: "x ~@2 x!2 ~@2 x",
  U: "~ x ~@3 x ~@4 x ~@2 x ~@2", V: "~@13 x ~@2", W: "~@3 x ~@7 x ~@4", X: "~@3 x ~@3 x ~@3 x ~@4", Y: "~ x ~@5 x",
  Z: "~ x ~@6", AA: "~ x!4 ~ x!2", AB: "x ~@3 x ~ x!2 ~@3 x ~@2 x!2", AC: "~@4 x ~@3 x ~@3 x ~@2 x",
  AD: "x ~@3 x ~ x ~ x ~@3 x ~ x!2", AE: "x ~@3 x ~ x!2 ~@8", AF: "~@4 x ~ x!2", AG: "x ~ x ~ x ~ x!2",
  AH: "~@4 x ~@2 x!2 ~@5 x ~", AI: "x ~@3 x ~ x ~ x ~@2 x ~@2 x!2", AJ: "~@4 x ~@2 x ~@4 x ~@3",
})).gain(0.27)

// drums · clap
const clap = s("cp").struct(`<
  A ~@2 B ~@3 C ~@6 D E ~@7 F A ~@6 G ~@4 A ~ H I ~@4 J ~ C A ~@11 K ~@3 L M N ~@8 A ~@4 O G ~ P ~@3 Q J ~@3 R ~ Q@2 S
  ~@2 T U ~ V A ~ A ~@5 A ~@4 Q ~@3 J ~@3 W ~ X ~ G ~@2 Y U ~ G ~@4 A Z ~
>`.pickRestart({
  A: "x", B: "~@2 x ~@4 x ~@3 x ~@3 x", C: "~@11 x ~@4", D: "~ x ~@6", E: "~@2 x ~@7 x ~@2 x ~@2", F: "~ x",
  G: "~@3 x ~@4", H: "~ x ~ x", I: "x!4", J: "~@5 x ~@2", K: "~@3 x ~@2 x ~ x ~@7", L: "~@3 x ~ x ~@2", M: "~ x ~@2",
  N: "x ~ x!2 ~@2 x ~", O: "~@11 x ~@2 x ~", P: "x!2 ~@2", Q: "x ~@2 x ~@4", R: "~ x ~@7 x ~@6",
  S: "~ x ~@3 x ~@3 x ~@6", T: "~ x ~@4 x ~@5 x ~@3", U: "~ x ~@2 x ~ x ~", V: "~@9 x ~@6", W: "~@10 x ~@2 x ~@2",
  X: "x ~ x!2 ~@4", Y: "~@3 x", Z: "x!2 ~@6",
})).gain(0.37)

// drums · pedal hat
const pedal_hat = s("hh").struct(`<
  A B@4 C D E B@18 F@2 B@3 F B@6 G H B@7 E B@2 F B F D C@2 B@2 D E B@4 F B@3 C F D@2 I B I B F D F J ~@2 I B@4 J B@2 D ~
  F B@2 ~ B E B E B F B J B@2 D B@3 I B@13 D B C F B@6 F B F D@2 E ~
>`.pickRestart({
  A: "~@5 x ~@6 x ~@3", B: "~ x ~ x", C: "~@3 x ~@7 x ~@4", D: "~@3 x ~@8 x ~@3", E: "~ x ~@2", F: "~@4 x ~@6 x ~@4",
  G: "x!2", H: "~@4 x ~@10 x", I: "~@3 x", J: "~@3 x ~@12",
})).gain(0.27)

// drums · open hat
const open_hat = s("oh").struct(`<
  ~@7 A ~@30 B ~@8 C D ~@10 A ~@12 E ~ F ~@4 A G H ~@5 I ~@3 J ~@3 I ~ I ~ I ~@2 K A ~@6 K ~@13 D ~@16
>`.pickRestart({
  A: "~@11 x ~@4", B: "~ x ~@3 x ~@2", C: "~@5 x ~@2", D: "x", E: "~ x ~@2", F: "~ x ~@2 x ~@3", G: "~@11 x ~@3 x",
  H: "~@3 x ~@12", I: "~@3 x", J: "~ x ~ x", K: "~@3 x ~@4",
})).gain(0.27)

// drums · crash
const crash = s("cr").struct(`<
  A ~@3 A ~@3 A ~@5 B C ~@7 D A ~@6 E A ~@3 A ~@3 A ~@7 D ~@11 A ~ B ~ B F A ~ A ~@2 G H I J ~ A ~@3 A K J ~@5 A ~@3 A
  D@2 ~ B ~ L K A ~ B M ~@6 N D ~@4 A ~@2 N ~@8 A ~@3 A N ~@4 A O ~
>`.pickRestart({
  A: "x", B: "x ~@2 x ~@4", C: "x ~@5 x ~@8 x", D: "~@3 x ~@4", E: "~@11 x ~ x ~@2", F: "x ~ x!2 ~@4", G: "~@5 x ~@2",
  H: "x ~@10 x ~@3 x", I: "~@3 x ~@12", J: "~ x ~@2 x ~@3", K: "~@2 x!2", L: "~ x ~@14", M: "x ~@4 x ~@10", N: "~@15 x",
// … 18 more lines