// My Old School — Steely Dan
// 136 bpm, 4/4, key E minor. Source: midi.
// Generated by strudelify. One cycle = one bar.
// note: pitch bends are ignored
// note: duplicate parts dropped: ch 7 "Vocals 2" tremolo strings (copy of ch 2 "Vocals" lead 1 square)
// note: Full arrangement: all 188 bars on a 16-step grid, each part at one level. Source detail keeps the original performance.
setcpm(136/4)

// 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 · baritone sax · "Sax"
const baritone_sax = note(`<
  ~@3 A ~@13 B ~@16 C D E F G ~ H I G A ~@4 J K L M N O@3 P B Q R S@2 T ~ U V W X Y Z AA AB AC Z AD@4 E F G ~ E F G AE E
  F AF ~ AG@2 AH AI AJ@2 AK AL AM AN@3 AM AO AP@3 ~@3 A ~@3 AQ J K L M N O@3 P B Q R S@2 T ~ U V W X Y Z AA AB AC Z AR@8
  E F G ~ E F G AE E F G A E F G ~ E F G ~ E F G AE E F G A E F G ~@8
>`.pickRestart({
  A: "~@2 a#3@2 b3 ~ d4 ~ b3 a3 g3 ~ a3 ~ e3 ~, ~@2 g3 ~@13", B: "~@14 f#3 ~", C: "~@4 [g3,g4,g5]@8 ~@2 [g3,g4,g5] ~",
  D: "~@2 [g3,g4,g5] ~@3 [g3,g4,g5] ~@3 [g3,g4,g5] ~ [e3,e4,e5] ~ [d3,d4,d5] ~", // G E D
  E: "[a3,d4,f#4] ~@9 [b3,d4,g4] ~@3 [g3,c4,e4] ~", F: "~@6 [g3,c4,e4] ~ [a3,d4,f#4] ~ [a3,d4,f#4] ~@3 [a3,d4,f#4] ~",
  G: "[b3,d4,g4] ~ [b3,d4,g4] ~ [b3,d4,g4] ~@11", H: "[a3,d4,f#4] ~@9 [b3,d4,g4,b4] ~@3 [g3,c4,e4] ~",
  I: "~@6 [g3,c4,e4] ~ [g3,d4,f#4] ~ [g3,d4,f#4] ~@3 [a3,d4,f#4] ~", J: "c3@3 ~@11 c#3 ~", K: "d3@3 ~@13",
  L: "~@14 [f#3,f#4] ~", M: "[g3,g4]@3 ~ [g3,g4]@3 ~ e4 d4 b3 ~ d4 g4 a4 ~", N: "[g3,d4,b4]@8 ~@6 [b3,b4] ~",
  O: "[~@2 [g3,g4] ~@3 [a3,a4] ~@3 [g3,g4] ~ [f#3,e4] ~ [e3,d4]@7 ~@5 [d3,d4] ~ [b2,b3] ~ e3@7 ~@5 e4!2 b4 d5@2 ~]/3", // G A G F#7 E7 D B
  P: "[e4,g4,a4]@3 ~@13", Q: "g3 ~@3 [c5,g5]@3 ~ [b4,g5]@3 ~@3 [c5,g5] ~",
  R: "~@2 [c5,g5] ~@3 [c5,g5] ~ [b4,g5] ~ [c5,g5] ~ [b4,g5] ~ b4 ~", // C5 Em C5 Em
  S: "[[e5,g5] [d#5,f#5] [e5,g5] ~ [e5,g5]@20 ~@4 [e5,g5] ~ [f5,g#5] ~]/2", T: "[f#5,a5] [f5,g#5] [f#5,a5]@11 ~@3",
  U: "g3@4 ~@2 e3@7 ~@3", V: "g3@4 ~@2 e3@3 ~ g3 ~ b3@3 ~",
  W: "c3 ~ [b4,c5]!2 [c5,d5,f5] ~ c4 ~@3 [b4,c5,e5] ~ c4 ~ [g3,d5,f5] ~", // Cmaj7 Dm7 Cmaj7 G7
  X: "c4 ~ [c4,d5,f5] ~ a3 ~ [g3,d5,f5] ~ c3@2 [d5,f5] ~ [e4,e5]@3 ~", Y: "[d4,d5]@8 ~@4 [d#4,c5] ~ [e4,c5] ~",
  Z: "~@2 [e4,g4,c5] ~@5 [e4,g4,c5] ~ [f#4,a4,d5]@5 ~", // C D
  AA: "~@8 [f#4,a4,e5]!2 ~ [f#4,a4,e5] ~ [f#4,a4,e5] ~ [f#4,a4,e5]", AB: "[f#4,a4,e5]!3 ~ [f#4,a4,e5] ~ [d4,d5]@7 ~@3",
  AC: "~@4 [f#4,a4,d5]@3 ~@7 [e4,g4,c5] ~", // D C
  AD: "[~@4 [g4,g5]@9 ~ [g4,g5] ~@3 [g4,g5] ~@3 [g4,g5] ~@3 [g4,g5] ~ [e4,e5] ~ [b3,b4] ~, g3@27 ~@5]/2", // G E B
  AE: "~@2 [g4,g5] ~@3 [e4,e5] ~@3 [b3,b4] ~@3 [g3,g4] ~", AF: "[b3,d4,g4] ~ [b3,d4,g4] ~@13",
  AG: "[[c3,c4]@13 ~ [c#3,c#4]@13 ~@5]/2", AH: "[d3,d4]@3 ~@13",
  AI: "~@4 [d4,f4] g3 [d4,f4] g3 [c4,e4] ~ g3 ~ [a#3,c#4] ~ [f3,a3,c4] ~", // Dm C A#m F
  AJ: "[g3 ~ g3 ~@11 f#3 ~ g3 ~ g3 ~@3 [d4,d5] ~ [e4,e5] ~ [d4,d5] ~ [a#3,a#4] [g3,g4] [a3,c4] ~, ~ [g4,g5]@4 ~@3]/2", // D E D A# G Am G
  AK: "g3 ~ g3 ~@3 g3 ~@3 g3 ~@3 [f#3,f#4] ~, g4 ~", AL: "[g3,g4] ~ [g3,g4] ~ [e3,e4] ~ f#3 ~ g3 ~ g3 ~ e3 ~ d3 ~",
  AM: "b3 ~ c4 ~ c4 ~ b3 ~ c4 ~ d4 ~ d4 ~ e4 ~",
  AN: "[f#4 ~ g4 ~ g4 ~ f#4 ~ g4 ~ g4 ~ f#4 ~ e4@5 ~ e4@3 ~ e4 ~ d4 ~ b3 ~ [d4,a4,d5]@10 ~@6 a3 ~]/3", // D5
  AO: "f#4 ~ g4 ~ g4 ~ f#4 ~ g4 ~ g4 ~ f#4 ~ g4 ~",
  AP: "[[e4,g4,b4]@3 ~ [e4,g4,b4]@3 ~ [e4,g4,b4]@3 ~@3 [d4,f#4,a4]@29 ~@5]/3", // Em D
  AQ: "~@4 e5 b4 a#4 a4 g4 a4 g4 d#4 e4 b3 g3 e3",
  AR: "[~@4 [g4,g5]@8 ~@2 [g4,g5] ~@3 [g4,g5] ~@3 [g4,g5] ~@3 [g4,g5] ~ [e4,e5] ~ [b3,b4] ~, g3@27 ~@5]/2", // G E B
})).s("gm_baritone_sax").gain(0.35).pan(0.9)

// chords · piano
const piano = note(`<
  A B C D E F G H I J K L E F G H M J N L O P Q R S T U P V@2 W X Y@2 E F Z AA AB ~ Z AA AB AC E F G H I J K L E F G H M
  J N L O P Q R S T U P V@2 W X Y@2 E F E F Z AA AB ~ Z AD AB ~ Z AA AB ~ AE@2 AF AG E AH E F AI AJ AK@2 AI AL AM AN AO
  E AP AQ AR E F G H I J K L E F G H M J N L O P Q R S T U P V@2 W X Y@2 E AP E AP E AP E AP AS AA AB ~ Z AA AB ~ Z AA
  AB ~ Z AA AB ~ Z AA AB ~ Z AA AB ~ Z AA AB ~ Z AA AB ~@8
>`.pickRestart({
  A: "[e1,e2]@3 a#4 [a4,e5]@3 ~ [e1,e2,g4,e5]@3 ~@3 [a4,e5]@2", // E A5 Em A5
  B: "[e1,e2]@2 [g4,e5]@3 ~ [a#4,e5] ~ [e1,e2,a4,e5]@3 ~ [g4,e5]@3 ~", // E C A#dim A5 C
  C: "~@4 [d4,e4] ~@3 [d4,d#4] ~@3 [d4,e4] ~ [d4,e4] ~, [c2,c3]@11 ~@5", // Dsus2 D#maj7 Dsus2 C
  D: "~@2 [g2,a#3]@2 [b2,b3] ~ [d3,d4] ~ [b2,b3] [a2,a3] g2@2 a2@2 e2@2, ~@2 [a#2,g3] ~@7 g3 ~ a3 ~ e3 ~", // Gm B D B A D#
  E: "[g1,g2] ~ [g1,g2] ~ [c4,e4,a4]@3 ~ [b3,d4,g4]@2 [g1,g2] ~@3 [c4,e4,a4]@2, ~@8 [g1,g2] ~@7", // G Am G Am G
  F: "[g1,g2] ~ [c4,e4,a4]@3 ~ [c4,e4,a4]@2 [g1,g2] ~ [g1,g2,c4,e4,a4] ~ [b3,d4,g4]@3 ~, ~@2 [g1,g2] ~@13", // G Am G Am7 G
  G: "[g1,g2] ~ [g1,g2] ~ [c4,e4,a4]@3 ~ [b3,d4,g4]@2 [g1,g2] ~ [g3,b3,d4]@3 ~, ~@8 [g1,g2] ~@7", // G Am G
  H: "[e1,e2] ~ [e1,e2,f#3,a3,d4] ~@3 [f#3,a3,d4] ~ [g3,b3,d4]@2 [e1,e2] ~ [g3,b3,d4] ~ [g3,b3,d4] ~, ~@8 [e1,e2] ~@7", // E D G E G E
  I: "[c1,c2] ~ [c1,c2] ~ [a3,c4,f4]@3 ~ [g3,c4,e4]@2 [c1,c2] ~@3 [g3,b3,e4]@2, ~@8 [c1,c2] ~@7", // C F C Em C
  J: "[d1,d2] ~ [g3,b3,e4]@3 ~ [g3,b3,e4]@2 [d1,d2] ~ [g3,b3,e4]@3 ~ [g1,g2] ~, ~@2 [d1,d2] ~@7 [d1,d2] ~@5", // D Em D Em G D
  K: "[g1,g2]@2 [g1,g2]@2 [c4,e4,a4]@3 ~ [g1,g2,b3,d4,g4]@2 [g1,g2]@2 ~@2 [c4,e4,a4]@2, ~@14 [g1,g2] ~", // G Am G Am G
  L: "[g1,g2] ~ [c4,e4,a4]@3 ~ [c4,e4,a4]@2 [g1,g2] ~ [g1,g2,c4,e4,a4] ~ [b3,d4,g4]@2 [g1,g2] ~, ~@2 [g1,g2] ~@13", // G Am G Am7 G
  M: "[c1,c2]@2 ~@2 [c1,c2,a3,c4,f4]@3 ~ [c1,c2,g3,c4,e4]@3 ~ [c1,c2]@2 [g3,b3,e4]@2", // C F C Em
  N: "[g1,g2] ~ [g1,g2] ~ [c4,e4,a4]@3 ~ [b3,d4,g4]@2 [g1,g2] ~@3 [c4,e4,a4]@2, ~@8 [g1,g2] ~@5 [g1,g2] ~", // G Am G Am G
  O: "[c1,c2] ~@3 [a3,c4,f4]@3 ~ [g3,c4,e4]@2 [c1,c2] ~@3 [a3,c4,f4]@2, ~@4 [c1,c2] ~@3 [c1,c2] ~@7", // C F C F C
  P: "[c1,c2] ~ [a3,c4,f4]@3 ~ [a3,c4,f4]@2 [c1,c2] ~ [c1,c2,a3,c4,f4] ~ [g3,c4,e4]@3 ~, ~@2 [c1,c2] ~@13", // C F C F C
  Q: "[f#1,d2] ~ [f#1,d2] ~ [b3,d4,g4]@3 ~ [a3,d4,f#4]@2 [f#1,d2] ~@3 [b3,d4,g4]@2, ~@8 [f#1,d2] ~@7", // D G D G D
  R: "[d1,d2] ~ [b3,d4,g4]@3 ~ [b3,d4,g4]@2 [d1,d2] ~ [d1,d2,b3,d4,g4] ~ [a3,d4,f#4]@3 ~, ~@2 [d1,d2] ~@13", // D G D G D
  S: "[g2,d3,g3,d4]@4 ~@2 [e2,b2,e3,b3]@7 ~@3", T: "[g2,d3,g3,d4]@4 ~@2 [e2,b2,e3]@6 [d4,f#4,g4]@3 ~, ~@6 b3@5 ~@5",
  U: "[c1,c2] ~ [c1,c2] ~ [a3,c4,f4]@3 ~ [g3,c4,e4]@2 [c1,c2] ~@3 [a3,c4,f4]@2, ~@8 [c1,c2] ~@7", // C F C F C
  V: "[[d1,d2] ~ [d1,d2] ~ [b3,d4,g4]@3 ~ [a3,d4,f#4]@2 [d1,d2] ~@3 [g3,c4,e4]@3 ~ [g3,c4,e4]@3 ~ [g3,c4,e4] ~ [a1,a2,g3,c4,e4] ~ [b1,b2,a3,d4,f#4]@5 ~, ~@8 [d1,d2] ~@5 [a1,a2]@7 ~@11]/2", // D G D C Am7 Bm7 D A
  W: "[e2,e3] ~ [e2,e3] ~ [g3,b3,d4]@3 ~ [g3,b3,d4]@2 [e2,e3] ~@3 [g3,b3,d4]@2, ~@8 [e2,e3] ~@7", // E G E G E
  X: "[e2,e3] ~ [g3,b3,d4]@3 ~ [g3,b3,d4] ~ [g3,b3,d4]@2 [e2,e3] ~ [g3,b3,d4]@3 ~, ~@2 [e2,e3] ~@5 [e2,e3] ~@7", // E G E G E
  Y: "[[d1,d2] ~@3 [b3,d4,g4]@3 ~ [a3,d4,f#4]@2 [d1,d2] ~@3 [g3,c4,e4]@3 ~ [g3,c4,e4]@3 ~ [g3,c4,e4] ~ [a1,a2,g3,c4,e4] ~ [b1,b2,a3,d4,f#4]@5 ~, ~@4 [d1,d2] ~@3 [d1,d2] ~@5 [a1,a2]@7 ~@11]/2", // D G D C Am7 Bm7 D A
  Z: "[d3,a3,d4,f#4] ~@9 [e3,b3,d4,g4] ~@3 [a2,g3,c4,e4] ~", // D Em7 Am7
  AA: "~@6 [a2,g3,c4,e4] ~ [b2,a3,d4,f#4] ~ [b2,a3,d4,f#4] ~@3 [b2,a3,d4,f#4] ~", // Am7 Bm7
  AB: "[e3,b3,d4,g4] ~ [d3,b3,d4,g4] ~ [e3,b3,d4,g4] ~@11", // Em7 G Em7
  AC: "~@2 [a#2,a#3]@2 [b2,b3] ~ [d3,d4] ~ [b2,b3] [a2,a3] [g2,g3] ~ [a2,a3] ~ [e2,e3] ~, ~@2 [g2,g3] ~@13", // A# B D B A G A E …
  AD: "~@6 [a2,g3,c4,f#4] ~ [b2,a3,d4,g4] ~ [b2,a3,d4,g4] ~@3 [b2,a3,d4,f#4] ~", // F#dim G Bm7
  AE: "[~@2 a#4@2 e5@3 ~ e5@3 ~@3 [a4,e5]@3 ~ [g4,e5]@3 ~ [a#4,e5] ~ [a4,e5]@3 ~ [g4,e5]@3 ~, [c2,c3]@13 ~ [c#2,c#3]@13 ~@5]/2", // A5 C A#dim A5 C C#
  AF: "~@4 [f4,f#4,d5] ~ [g4,d5] ~ [g#4,d5] ~ [a4,d5] ~ [f4,d5] ~ f#4 ~", // D G5 G#dim D5 Dm
  AG: "[d4,d5]@3 ~ [d4,f4] ~ g3 ~ [c4,e4] ~ g3 ~ [a#3,c#4]@3 ~", // D Dm C A#m
  AH: "[g1,g2] ~ [g1,g2,c4] ~@3 [c4,e4,a4]@2 [g1,g2] ~ [g1,g2,c4,e4,a4] ~ [b3,d4,g4]@3 ~, ~@2 [e4,a4]@3 ~@11", // G C5 Am G Am7 G A5
  AI: "[a2,g3,c4,e4]@3 ~ [a2,g3,c4,e4]@3 ~ [a2,g3,c4,e4]@3 ~ [a2,g3,c4,e4]@3 ~", // Am7
  AJ: "[b2,c4,f#4,a4]@3 ~ [b2,a3,d4,f#4]@3 ~ [b2,a3,d4,f#4]@3 ~ [b2,a3,d4,f#4]@3 ~", // F#dim Bm7
  AK: "[[e3,b3,d4,g4]@3 ~ [e3,b3,d4,g4]@3 ~ [e3,b3,d4,g4]@3 ~ [e3,b3,d4,g4] ~ [a3,d4,f#4]@3 ~ [d4,d5] ~ [d4,d5] ~ [d4,d5] ~ [d4,d5] ~ [d4,d5] ~ [d3,d4,d5]@3 ~, ~@7 d3@2 ~ d3 ~ d3 ~@3]/2", // Em7 D
  AL: "[b2,a3,d4,f#4]@3 ~ [b2,a3,d4,f#4]@3 ~ [b2,a3,d4,f#4]@3 ~ [b2,a3,d4,f#4]@3 ~", // Bm7
  AM: "[e3,b3,d4,g4]@3 ~ [e3,b3,d4,g4]@3 ~ [e3,b3,d4,g4]@3 ~ [e3,b3,d4,g4] ~ [d3,a3,d4,f#4]@2", // Em7 D
  AN: "~@2 [d3,d4,d5] ~ [d3,d4,d5] ~ [d3,e4,e5] ~ [d3,e4,e5] ~ [d3,f#4,f#5] ~ [d3,f#4,f#5] ~ [d3,g4,g5] ~", // D Dsus2 D G5
  AO: "[d3,g4,g5] ~ [d3,a4,a5] ~ [d3,a4,a5] ~ [d3,b4,b5] ~ [d3,b4,b5] ~ [d3,c5,c6] ~ [d3,c5,c6] ~ [d3,d5,d6] ~", // G5 D5 G D7 D
  AP: "[g1,g2] ~ [c4,e4,a4]@3 ~ [c4,e4,a4] ~ [g1,g2,b3,d4,g4] ~ [g1,g2,c4,e4,a4] ~ [b3,d4,g4]@3 ~, ~@2 [g1,g2] ~@13", // G Am G Am7 G
  AQ: "[g1,g2] ~ [g1,g2] ~ [c4,e4,a4]@3 ~ [b3,d4,g4]@2 [g1,g2] ~ [c4,e4,a4] ~ [b3,d4,g4] ~, ~@8 [g1,g2] ~@7", // G Am G Am G
  AR: "~@2 [a#2,a#3]@2 [c3,b3] ~ [d3,d4] ~ [b2,b3] [a2,a3] [g2,g3] ~ [a2,a3] ~ [e2,e3] ~, ~@2 [g2,g3] ~@13", // A# Cmaj7 D B A G A E …
  AS: "[d3,a3,d4,f#4] ~@9 [d3,b3,d4,g4] ~@3 [a2,g3,c4,e4] ~", // D G Am7
})).s("gm_piano").gain(0.31).pan(0.8)

// chords · acoustic guitar nylon · "Guitar"
const acoustic_guitar_nylon = note(`<
  ~ A B C D@3 E F G D@5 E F G D@2 H I J K L M N@2 O P Q@2 G R S@2 T U V W X Y Z C D@3 E F G D@5 E F G D@2 H I J K L M
  N@2 O P Q@2 G R S@4 AA AB AC AD AE AF AG AH AI AJ AK AL AM@2 AN ~ D@4 AO AP AQ AR AS AP AT AU AV AW AX AY AZ S@3 E BA
  BB D@5 E F G D@2 H I J K L M N@2 O P Q@2 G R S@8 BC BD BE BF BG BH BI BJ BK BL BM BN BO BP BQ@3 BP BR BS@2 BP BQ@3 BP
  BR BS@2 BP BT@8 ~
>`.pickRestart({
  A: "~@14 b3 ~", B: "c4@11 ~@5", C: "~@2 [g4,a#4]@2 b4 ~ d5 ~ b4 a4 g4 ~ a4 ~ e4 ~",
  D: "~@4 [b3,d4,g4]@3 ~@5 [b3,d4,g4]@3 ~", E: "~@2 e4 ~ e4 ~ e4 ~ e4 ~ e4 ~ e4 ~ b3 ~",
  F: "c4 ~@3 [c4,e4,g4]@3 ~@5 [c4,e4,g4]@3 ~", G: "~@4 [d4,f#4,a4]@3 ~@5 [d4,f#4,a4]@3 ~",
  H: "~@4 c4@3 ~ c4@3 ~@3 c4 ~", I: "~@2 c4 ~@3 c4 ~@3 e4 ~ g4 ~ a4 ~", J: "~@4 d4@3 ~ d4@3 ~ d4 ~@3",
  K: "~@2 d4 ~@3 d4 ~ f#4 ~ f#4 ~ a4@3 ~", L: "[d4,g4]@4 ~@2 [b3,e4]@3 ~ b4 ~ a4 g4 e4 d4",
  M: "[d4,g4]@4 ~@2 [b3,e4]@3 ~ b4 ~ a4 ~ g4 ~", N: "~@4 [c4,e4,g4]@3 ~@5 [c4,e4,g4]@3 ~",
  O: "~@4 [d4,f#4,a4]@3 ~@3 b4 ~ a#4 ~ a4@2", P: "~@2 b4 ~@3 b4 ~@3 b4@5 ~",
  Q: "[e4,g4,b4]@3 ~ [e4,g4,b4]@3 ~ [e4,g4,b4]@3 ~ [e4,g4,b4]@3 ~", R: "~@4 [a3,c4,e4,g4]@3 ~@3 b4@5 ~",
  S: "~@4 [g3,b3,d4]@3 ~@5 [g3,b3,d4]@3 ~", T: "~@2 b4 ~ d5@3 ~ b4 a4 f#5 ~@3 d5 ~",
  U: "e5 ~ b4 ~ d5!2 e5!3 d5 g4 ~ g4 ~ a4 ~", V: "g4 ~ e4 ~ e4 ~ e3 ~ [a4,d5] ~ e3 ~ [b4,e5] ~ e3 ~",
  W: "[d5,g5] ~ e3 ~ [e5,a5] ~ e3 ~ [d5,g5] e5 e3 ~ [a4,d5] ~ [b4,e5] ~", // G5 A5 G5 D5 E5
  X: "~@2 d4!2 [d5,e5] [d5,f#5] ~ d4 [d5,g5] d4 [d5,f#5] d4 [d5,e5] f#5 d5 ~", // Dsus2 D G5 D Dsus2
  Y: "~@2 [e4,b4,g5] ~ [e4,b4,g5] ~ g4!2 a4 ~ [a4,a5] ~ [d5,a5] ~ d5!2", Z: "d5!3 ~ a4 g4 e4 ~ a4 g4 e4 d4 e4 d4 b3 a3",
  AA: "~@2 d4 ~ f#4 ~ a4 ~ d4@4 ~@2 a4 ~", AB: "[c5,g5] ~ [c5,g5] ~ [d5,a5] ~ [e5,b5] ~ [d5,a5] ~ [d5,a5] ~@5",
  AC: "~@2 b5 ~ d6 ~ e6 ~ b5 ~ e5 ~ g5 ~ [d6,d7] ~", AD: "e5 ~ e5 ~ d5 ~ b4 ~ g4 ~ e5@5 ~",
  AE: "~@2 f#4 ~ a4 ~ b4 ~ d5 ~ f#5 ~ a5 ~ e5 ~", AF: "g5 ~ a5 ~ c6 ~ e6 ~ g6 ~ a6 ~ a#6@2 a6 ~",
  AG: "g6 ~ e6 ~ e6@2 d6 ~ d6 ~ b5 ~ b5 ~ g5 ~", AH: "~@4 a5 ~@3 g5 ~@3 e5 ~@3",
  AI: "d5 ~ e5 ~ f#5 ~ d5 ~ e5 ~ b4 ~ d5@3 ~", AJ: "~@2 f#5 ~ f#5 ~ d5 ~ e5 ~ g5 ~ a5@2 b5 ~",
  AK: "g5 ~ e5 ~ e5 ~ d5!4 e5 ~ e5 ~ a5@2", AL: "[b5,d6] ~@3 b4 ~@3 a4 g4 e4 ~ e4 d4 a3 g3",
  AM: "[~@14 [c#4,g4]@13 ~@5]/2", AN: "[d4,a4]@3 ~@13",
  AO: "[a3,c4,e4,g4]@3 ~ [a3,c4,e4,g4]@3 ~ [a3,c4,e4,g4]@3 ~ [a3,c4,e4,g4]@3 ~", // Am7
  AP: "[b3,d4,f#4,a4]@3 ~ [b3,d4,f#4,a4]@3 ~ [b3,d4,f#4,a4]@3 ~ [b3,d4,f#4,a4]@3 ~", // Bm7
  AQ: "[d4,e4,g4,b4]@3 ~ [d4,e4,g4,b4]@3 ~ [d4,e4,g4,b4]@3 ~ b4 ~ b4@2", AR: "~@2 d4!6 g5 ~ d6@5 ~",
  AS: "[c4,e4,g4,a4]@3 ~ [c4,e4,g4,a4]@3 ~ [c4,e4,g4,a4]@3 ~ [c4,e4,g4,a4]@3 ~", // Am7
  AT: "g4@3 ~ [b3,d4,f#4,a4]@3 ~ [b3,d4,f#4,a4]@3 ~ f#5 ~ a5@2", AU: "~@2 d5 ~ e5 ~ c6@3 ~ c6 ~ c5 ~ d5 ~",
  AV: "b5 ~ d5 ~ a#5 ~ c#5 ~ a5 ~ c5 ~ b4@2 c6 ~", AW: "c6 b5 g5 ~ d5@3 ~ g5 ~ [a4,c5] ~ d5@3 ~",
  AX: "e5 d5 a#4 b4 d5 ~ e5 d5 e5 d5 e5 d5 b4 ~ b4 ~",
  AY: "b4 ~ b4 ~ [d4,b4] a4 [d4,g4] a4 b4 ~ b4 ~ [d4,g4] a4 [d4,g4] a4", // G G5
  AZ: "g4 ~ [g4,a#4]@2 b4 ~ d5 ~ b4 a4 g4 ~ a4 ~ e4 ~", BA: "c4 ~@3 [g3,c4,e4]@3 ~@5 [g3,c4,e4]@3 ~",
  BB: "~@4 [a3,d4,f#4]@3 ~@5 [a3,d4,f#4]@3 ~", BC: "d4!4 f#4 ~ f#4 a4@2 a4!3 b4 ~ c4@2, ~@14 b4 ~",
  BD: "~ c4!3 e4 ~ e4!2 g4 ~ g4!2 a4 ~ g4 ~", BE: "e4 ~ d4 ~ d4@2 e4 ~ e4 ~ e3!2 e4 ~ e4 ~",
  BF: "e3!2 e4 ~ e4 ~ e3!2 e4 ~ e4 ~ e3!2 e4 ~", BG: "a4 b4 a4 b4 d5 e5 d5 e5 a4 b4 a4 b4 d5 e5 d5 e5",
  BH: "g4 a4 g4 a4 c5 d5 c5 d5!2 e5 d5 e5 g5 a5 g5 a5", BI: "b5@2 a5 g5 a5 ~ g5 ~ g5 ~ e5 d5!5",
  BJ: "d5 ~@5 b5 ~@3 b5 ~@3 g5 ~", BK: "f#5 ~ d6 ~ a5 ~ f#6 ~ d6 ~ a6@5 ~",
  BL: "b6 a6 b6 a6 g6 ~ a6 ~ b6 ~ g6 ~ a6 ~ e6 ~", BM: "g6!4 e6 ~ d6!2 b5 g5!2 ~ g5!2 e5!2",
  BN: "~ d5!4 b4!4 a4!4 ~ e4 ~",
  BO: "f#4 ~ f#4 [f#4,a4] [f#4,a4,d5] ~ [f#4,a4]!2 [f#4,a4,e5] d5 [f#4,a4,d5]!3 ~ [f#4,a4] [e4,g4,c5]", // F#m D F#m F#m7 D F#m C
  BP: "~ [e4,g4,c5] e4 [e4,g4,c5]!2 ~ [e4,g4,c5]!3 ~ [e4,g4,c5]!6", // C
  BQ: "[[e4,g4,b4]!4 [g4,b4] ~ e3!3 ~ e5!2 ~ e3 ~ e3 ~ e5!4 e3 ~ e3 ~ e5 ~ e5 ~ e5!2 ~ f#4 ~ f#4 [f#4,a4] [f#4,a4,d5] ~ [f#4,a4]!2 [f#4,a4,e5] d5 [f#4,a4,d5]!3 ~ [f#4,a4] [e4,g4,c5], ~@4 e4@43 ~]/3", // Em G F#m D F#m F#m7 D F#m …
  BR: "[e4,g4,b4]!4 [g4,b4] ~ e3!3 ~ e5!2 ~ e3 ~ e3, ~ e4@3", // Em G
  BS: "[[d4,e4,g4,b4]@3 ~ [d4,e4,g4,b4]@3 ~ [d4,e4,g4,b4]@3 ~ [d4,g4,b4]@3 ~ f#4 ~ f#4 [f#4,a4] [f#4,a4,d5] ~ [f#4,a4]!2 [f#4,a4,e5] d5 [f#4,a4,d5]!3 ~ [f#4,a4] [e4,g4,c5], ~@12 e4@19 ~]/2", // Em7 G F#m D F#m F#m7 D F#m …
  BT: "[[e4,g4,b4]!4 [g4,b4] ~ e3!3 ~ e5!2 ~ e3 ~ e3 ~ e5!4 e3 ~ e3 ~ e5 ~ e5 ~ e5!2 ~@97, ~ e4@31]/8", // Em G
})).s("gm_acoustic_guitar_nylon").gain(0.32)

// bass · synth bass 1 · "Bass"
const bass = note(`<
  ~ A B C D E@2 F G H I@2 J I E K L M D N O P Q@2 R S T U V W X Y Z AA J AB AC AD AE AC AD AE C ~ D E@2 F G H I@2 J I E
  K L M D N O P Q@2 R S T U V W X Y Z AA AF AG AH AI AC AD AE ~ AC AD AE ~ AC AD AE AJ AK@2 AL AM AN@3 AO AP AQ AR AS AP
  AQ AR AT AU D AV AW AX D E@2 F G H I@2 J I E K L M D N O P Q@2 R S T U V W X Y Z AA AY AZ AY BA BB@3 BC AC AD AE ~ AC
  AD AE ~ AC AD AE ~ AC AD AE ~ AC AD AE ~ AC AD AE ~ AC AD AE ~ AC AD AE ~@8
>`.pickRestart({
  A: "~@6 g2 b2", B: "c3", C: "~@2 a#2@2 b2 ~ d3 ~ b2 a2 g2 ~ a2 ~ e2 ~, ~@2 g2 ~@13", D: "g2 ~ g2 ~@5 g2 ~ g2 ~@5",
  E: "g2 ~ g2 ~@5 g2 ~ g2 ~ b2 ~ d3 ~", F: "e3 ~ e3 ~@3 e2 ~ g2 ~ b2 ~ d3 ~ b2 ~", G: "c3 ~ c3 ~@5 c3 ~ c3 ~@3 c#3 ~",
  H: "d3 ~ d3 ~@5 d3 ~ d3 ~@3 d3 ~", I: "g2 ~ g2 ~@5 g2 ~ g2 ~@3 e2 ~", J: "g2 ~ g2 ~@5 g2 ~ g2 ~@3 g2 ~",
  K: "e3 ~ e3 ~@5 e3 ~ e3 ~ d3 ~ b2 ~", L: "c3 ~ c3 ~@5 c3 ~ c3 ~ g2 ~ c3 ~", M: "d3 ~ d3 ~@5 d3 ~ d3 ~ a2 ~ d3 ~",
  N: "g2 ~ g2 ~@3 g3 e3 d3 ~ b2 ~ a2 ~ g2 ~", O: "c3@4 ~@2 a2 ~ g2 ~ g2 ~ a2 ~ c3 ~",
  P: "c3 ~ c3 ~ c3 ~ a2 ~ g2 ~ g2 ~ a2 ~ c3 ~", Q: "d3 ~ d3 ~ d3 ~ b2 ~ a2 ~ a2 ~ b2 ~ d3 ~", R: "g3@4 ~@2 e3@7 ~@3",
  S: "g3@4 ~@2 e3@3 ~ g2 ~ c3@3 ~", T: "c3@4 ~@2 g2 ~ c3 ~ c3 ~ a2 ~ g2 ~",
  U: "c3 ~ c3 ~ g2 ~ a2 ~ c3 ~ a2 ~ c3 ~ c#3 ~", V: "d3 ~@3 d3 ~ b2 ~ d3 ~ d#3 ~ e3 ~ a3 ~",
  W: "~@2 a3@3 ~ e3 ~ a2 ~ b2@3 ~ d3 ~", X: "e3 ~ e3@3 ~ a2 a#2 b2 d3 ~ b2 d3 ~ d#3 ~",
  Y: "e3 ~ e3@3 ~ b2!2 e2 ~ f#2 ~ g2 ~ b2 ~", Z: "d3 ~@3 d3 ~ a2 ~ d3 ~ d#3 ~ e3 ~ a2 ~",
  AA: "~@2 a2@3 ~ e2 ~ a2 ~ b2@5 ~", AB: "g2 ~ g2 ~@3 g2 ~ b2 ~ d3 ~ e3 ~ b2 ~", AC: "d3 ~@9 e3 ~@3 a2 ~",
  AD: "~@6 a2 ~ b2 ~ b2 ~@3 d3 ~", AE: "e3 ~ d3 ~ e3 ~@11", AF: "g3 ~ g3 ~@3 d3 ~ g3 ~ g3 ~ e3 ~ d3 ~",
  AG: "g3 ~ g3 ~ e3 ~ d3 ~ e3 ~ d3 ~ b2 ~ a2 ~", AH: "g2 ~ g2 ~@3 d3 ~ g3 ~ g3 ~ e3 ~ d3 ~",
  AI: "g3 ~ b2 ~ a2 ~ g2 ~ g3 ~ a2 ~ b2 ~ c3 ~", AJ: "~@10 g2 ~ a#2 ~ b2 ~", AK: "[c3@13 ~ c#3@13 ~@5]/2",
  AL: "d3@3 ~@13", AM: "~@14 f2 ~", AN: "g2 ~ g2 ~@5 g2 ~ g2 ~@3 f#2 ~", AO: "g2 ~ g2 ~@5 g2 ~ f#2 ~ g2 ~ g#2 ~",
  AP: "a2 ~@3 a2 ~ e2 ~ a2 ~ e2 ~ a2 ~ a#2 ~", AQ: "b2 ~ a2 ~ b2 ~@3 b2 ~ b2 ~ d3 ~ d#3 ~",
  AR: "e3 ~@3 e3 ~ d3 ~ e3 ~ d3 ~ b2 ~ d3@2", AS: "~@2 a3 ~ d4 ~ a3!2 d3 ~ d#3 ~ f#3 ~ b2 ~",
  AT: "~@2 a3 ~ d4 ~ a3!2 d3 ~ d#3 ~ e3 ~ b2 ~", AU: "d3 ~ d3 ~ a2 ~ b2 ~ d3 ~ d3 ~ e3 ~ d3 ~",
  AV: "g2 ~ g2 ~@3 g2 ~ b2 ~ d3 ~ e3 ~ d3 e3", AW: "g3 ~ g3 ~@3 e3 d#3 d3 ~ d3 ~ d3 b2 a2 ~",
  AX: "g2 ~ a#2@2 b2 ~ d3 ~ b2 a2 g2 ~ a2 ~ e2 ~, ~@2 g2 ~@13", AY: "g3 ~ g3 ~@3 g3 ~ g3 ~ g3 ~@3 g3 ~",
  AZ: "g3 ~ g3 ~@3 g4 e4 d4 ~ e4 ~ d4 ~ b3 a3", BA: "g3 ~ g3 ~@3 g3 e3 d3 ~ d3 ~ b2 ~ a2 ~",
  BB: "g2 ~ g2 ~@3 g3 ~ g2 ~ g2 ~@3 g3 ~", BC: "g2 ~ g2 ~@3 g3 ~ g3 e3 d3 ~ b2 ~ a2 ~",
})).s("gm_synth_bass_1").gain(0.31).pan(0.1)

// drums · kick
const kick = s("bd").struct(`<
  ~@2 A ~ B@20 C@2 B@10 D@2 E ~ D@2 E B@21 C@2 B@12 D@2 E ~ D@2 E ~ D@2 E ~ F@4 B@4 G@8 B@25 C@2 B@8 H@8 D@2 E ~ D@2 E ~
  D@2 E B D I E ~ D I E ~ D I E ~ D I E ~ D I E ~@8
>`.pickRestart({
  A: "x", B: "x ~@3 x!2 ~@2", C: "x ~@2 x ~ x ~@2", D: "x ~@4 x ~ x", E: "x!3 ~@5", F: "x ~@6 x", G: "x ~@2 x ~ x ~ x",
  H: "x!2 ~ x!3 ~ x", I: "~@3 x!3 ~ x",
})).gain(0.37)

// drums · snare
const snare = s("sd").struct(`<
  ~@3 A B@32 ~@7 C B@34 ~@12 D@3 E B@4 F@8 C B@3 C B@38 ~@11 C G@3 H G@3 H G@3 H G@3 H G@3 H ~@7
>`.pickRestart({
  A: "~ x!4 ~ x ~ x!5 ~@3", B: "~ x ~ x", C: "~@2 x ~@3 x!2", D: "~@5 x ~@2", E: "~@6 x!2", F: "~ x!3", G: "x!4",
  H: "x ~ x ~ x ~ x!2",
})).gain(0.46)

// drums · low tom
// … 30 more lines