// Behind Closed Doors — Charlie Rich
// 120 bpm, 4/4, key Gb major. Source: mcgill + midi.
// Generated by strudelify. One cycle = one bar.
// note: sustain pedal (CC 64) lengthens the held notes
// note: Full arrangement: all 135 bars on a 32-step grid, each part at one level. Source detail keeps the original performance.
setcpm(120/4)

// 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
const piano = note(`<
  A@8 B@5 C@7 D@5 E@5 F@7 G@3 H@6 I@6 J@3 K@8 L@6 M N@6 O@3 P@8 Q@7 R@6 S@6 T@6 U@3 V@3 W@4 X@7 Y@6
>`.pickRestart({
  A: "[~@42 eb5@4 [c5,f5]@6 ~@13 f5@4 ~@16 bb4@3 d5@2 ~ g4 ~@20 d5@3 ~ g4@7 g4@4 ~ g4@7 [eb3,g4,gb5]@4 ~@12 eb3@7 ~ eb3@4 f2@4 ~@39 bb2@4 ~@43 eb2@3, ~@23 g5@25 ~@22 d5@18 ~@39 g5@11 ~@9 a5@16 [c3,f3,c5]@19 g5@12 f5@4 c3 eb5@11 ~@7 f4@9 f4@8 [bb2,f4]@22, ~@23 eb5@19 ~@4 a4@25 ~@29 g4@15 eb2@23 ~ [eb2,bb2,g4,eb5,g5]@24 a5@8 a5@15 f2@20 bb3@12 ~@4 f2@34, ~@23 bb4@16 bb4@9 ~@13 bb4@8 bb4@16 ~@5 bb4@3 ~@11 bb4@11 ~ [eb3,eb5,g5]@11 eb3 eb5@11 ~@7 a4@18 ~@11 bb4@11 f5 a4@23 [bb1,db4]@31 bb3@5 d3@10, ~@35 g4@13 ~@10 f4@11 f4@13 f4@10 ~ f4@23 bb2@22 ~ eb3@12 [bb4,bb5]@13 ~@3 f5@8 g5@4 eb5@12 c5@19 ~ d4@18 d4@21 bb3@6]/8", // F5 Eb F5 Bb5 Eb Bbm Bb
  B: "[~ bb3@8 ~@11 [c3,eb4]@4 ~@66 eb4@4 ~ d4@7 ~@17 f3@8 ~@11 [a2,bb3]@3 ~@17 f4@2, ~ bb4@23 a3@15 ~ a3@7 bb3@20 eb2@16 eb4@4 [d3,f4]@8 bb1@23 c4@16 g2@7 ~@2 bb2@12 bb2@5, ~ eb4@16 g4@7 db4@7 ~ c4@15 ~ bb2@11 bb2@24 [eb3,g3,g4]@12 bb2@11 bb2@13 f2@12 f2@11 ~ bb1@17, ~ g4@12 eb3@11 f2@2 ~@10 f3@8 [f2,f3]@5 ~@6 f3@9 f3@31 ~@7 d4@8 f3@4 [c3,d4]@7 ~@6 f3@15 [f3,bb3]@18, ~ eb3@8 bb3@16 [d4,f4]@23 d4@23 eb3@4 g3@4 bb3@16 bb3@3 ~@4 bb3@17 a3@23 d4@8 [d4,f4]@10]/5", // Cm Bbmaj7 Dm Eb F Csus2 Bb5 Dm
  C: "[~@2 d4@4 a3@7 ~@5 d3@3 ~@5 [bb2,f4]@4 eb4@7 ~@16 eb4@7 ~@12 g4@4 db4@2 ~ a3@7 ~@36 e5@5 ~@19 a3@4 [g3,bb3]@7 ~@5 [a2,a3,c4]@7 ~@29 bb3@7 ~@13 eb2@4 eb3@2, ~@2 d2@8 ~@3 a3@16 ~ eb3@11 eb3@12 g4@7 eb4@9 g3@8 ~@9 [a3,c4]@28 [c3,e5]@4 c5@4 c3@17 c3@11 g2@21 ~@3 bb1@31 [bb3,d4,f4]@5 f3@4 bb3@7 ~@3, ~@6 d4@24 ~@7 bb4@8 eb4@3 c5@29 ~@26 [c2,a4]@23 ~@17 f3@8 ~@6 bb3@12 bb3@7 ~@5 bb3@9 d3@31 ~@3, ~@6 f4@20 ~@4 g4@19 g3@4 [bb3,bb4]@25 d4@4 ~@9 c3@12 f5@4 c5@3 f5@16 ~@44 bb2@15 bb2@36 ~@3, ~@6 d3@12 ~@3 d3@8 ~ [eb2,bb2]@47 ~@2 f2@47 ~ [f2,eb5]@24 ~@7 g3@14 ~@2 d4@12 f4@7 d4 f3@4 g4@23 ~@3]/7", // Bb5 Gm Am C Bb F Bb Eb5 …
  D: "[~@17 [c3,eb4]@3 db4 a3@7 ~@8 a3@4 [f2,f3]@4 ~@20 bb2@4 ~@19 eb4@5 [bb3,d4]@7 ~@12 [c3,f3]@4 ~@20 a2@2 ~@17 [d4,g4]@4 c2@2, ~@4 [bb3,bb4]@17 ~@7 c4@14 ~@2 bb2@12 bb2@8 ~@4 eb2@24 bb1@23 ~@12 c3@5 g2@6 bb3@3 ~@5 d4@8 ~@6, ~@4 eb4@13 ~@4 [d4,f4]@22 ~@37 [eb3,g4]@12 ~@31 f3@11 c4@3 ~ d4@8 f4@14, ~@9 eb3@11 f2@5 ~@7 f3@8 e3@8 ~@4 f3@9 f3@10 ~ bb2@8 eb4@3 [d3,f4]@9 bb2@11 bb2@12 [f2,ab3,a3]@22 ~@2 bb2@12 bb2@9, ~@13 g4@7 ~@8 a3@8 ~@8 [bb3,d4]@24 ~@8 g3@16 ~@7 [bb3,d4]@8 [bb3,d4]@8 c4@16 bb3@6 ~ f3@22]/5", // Cm F Bb F5 G5 Bb Dm Eb …
  E: "[~@2 [c3,eb4,bb4]@13 ~@6 d3@3 ~@3 eb3@13 ~@8 eb4@3 ~@21 f2@4 ~@45 bb2@4 ~@20 f3@4 ~@8 eb4@3, ~@2 [c4,g4]@21 ~@4 eb4@21 ~@5 [a3,d4]@23 bb2@14 bb2@7 bb2@8 bb2@12 bb3@4 eb4@27 ~@12, ~@15 c3@9 ~@3 [eb2,bb2,bb3,bb4]@25 f2@12 f3@4 g4@8 d4@25 eb2@24 [bb1,bb3,d4]@23 ~ [bb1,f3,bb3,d4]@11, ~@27 g4@18 g4@7 ~ f3@7 f4@17 bb3@25 ~@11 g3@13 ~@7 f3@12 ~@15, ~@40 eb3@11 ~ c3@24 f3@17 f3@11 ~@5 eb3@17 ~@11 bb2@11 ~@12]/5", // Cm7 C5 D5 Eb5 Bb
  F: "[~@13 eb3@12 ~@7 g4@4 a3@4 ~@16 c3@4 ~ f3@8 ~@16 a3@7 ~@40 a3@8 ~@17 f3@8 ~@13 bb2@4 [bb3,d4]@4 ~@8 bb2@8 [bb2,g4]@3 ~@13 eb3@6, ~ [d2,d3,a3,d4,f4]@9 eb2@20 eb4@6 [f2,c4,f4]@25 ~@8 f3@8 f3@10 ~@5 [a3,c4,eb4]@12 eb2@24 f2@21 a3@8 [bb3,d4]@25 ~@8 eb4@15 ~ [eb4,g4,bb4]@18, ~@8 bb3@4 bb3@25 ~@7 a3@8 a3@9 d4@20 d2@23 bb3@12 bb3@8 bb3@7 ~@9 a3@5 c4@12 bb2@12 bb2@8 ~@5 bb2@12 [d4,f4]@11 ~@19, ~@12 [eb4,g4]@17 g3@9 ~@22 bb3@25 d4@22 ~@2 [eb4,g4]@23 [d4,f4]@26 ~@7 f3@9 f3@8 f3@23 eb3@13 ~@6, ~@25 eb3@13 ~@10 c3@8 ~@5 bb2@12 bb2@12 d3@12 [d3,f4]@10 ~@2 eb3@12 eb3@11 f3@12 f3@8 f2@8 ~@45 eb2@19]/7", // Bb Eb Dm F5 Adim Bb Eb Dm …
  G: "[~@2 eb4@4 d4@8 ~@12 g2@3 ~@32 g4@8 ~@7 [c3,eb4,g4,bb4,eb5]@12 [d2,d4,bb4,d5]@8, ~ [eb2,eb3,g4,bb4]@5 [d2,f4,a4,c5]@24 c2@19 g3@4 bb3@4 [c3,eb4]@12 g4@3 c2@16 ~@8, ~@6 d3@12 d3@11 ~ bb4@7 bb4@38 ~@21, ~@14 d4@16 [g4,d5]@11 c3@4 eb3@30 ~@13 d3@2 ~@6, ~@25 bb4@4 eb4@4 c5@42 ~@21]/3", // Cm7 Gm Eb Dm7 Cm G5
  H: "[d3@3 ~@2 eb3@12 ~@3 g4@4 ~@4 c3@8 c3@4 bb4@3 ~@5 [eb2,g4]@4 eb3@13 ~@7 eb4@3 ~@69 c3@5 ~@22 bb2@3 ~@16 bb2@2, ~@4 [eb4,bb4]@22 ~@2 [eb4,g4,bb4,eb5]@13 ~@11 eb4@20 bb1@30 bb2@7 bb3@5 bb2@12 g3@8 g3@8 g3@9 ~@19 bb3@2 ~@9 f4@8 ~@3, ~@5 [eb2,bb2]@22 ~@13 [d2,d3,f4,d5]@13 ~@12 eb3@11 ~ f4@50 eb3@11 eb3@13 ~@16 c3@5 ~@14 f2@6, ~@5 g4@15 ~@4 c2@17 ~@11 g4@16 ~ g4@7 d4@42 bb3@4 eb2@7 ~@20 f2@3 ~@22 [bb1,bb2,d4]@18, ~@17 eb3@10 ~@25 [bb2,bb4]@23 ~@2 bb2@8 bb3@4 bb2@4 bb3@4 f2@29 [bb3,eb4]@24 [f3,a3,c4]@23 ~@16 [bb3,f4]@3]/6", // Eb Eb5 Eb Eb5 Dm Bb Eb5 F …
  I: "[~ d4@4 bb3@8 ~@34 [c3,eb4]@4 db4 a3@7 ~@4 c3@4 ~@4 [f2,f3]@4 ~@43 [c3,eb4]@4 ~@22 c3@2 ab3 f3@7 ~@4 g2@4 ~@4 bb3@3 ~@21 d4@2, ~@5 [d2,d4,f4]@22 ~ bb3 eb4@15 g4@7 f2@5 ~@11 c3@8 bb2@12 bb2@8 bb2@8 bb2@8 [eb3,eb4,g4]@3 d3 f4@7 bb2@12 ~ bb2@11 ~ f2@11 f2@7 a2@4 ~ bb2@12 bb2@10, ~@5 d3@4 ~@4 bb3@8 bb3@6 ~ g4@12 eb3@12 ~@7 [a3,c4]@16 [bb3,d4]@24 eb2@23 [bb3,d4]@9 bb3@4 f3@7 d4@3 ~@2 c4@3 ~@4 f3@15 ~@20 d2@3, ~@17 d3@10 ~ eb3@8 bb3@16 [d4,f4]@23 ~@8 f3@9 f3@31 bb1@23 ~@16 g2@7 ~ [bb1,f3,bb3,d4]@22, ~@24 eb2@5 bb4@23 ~@55 g3@16 ~@7 d4@8 bb3@5 f3@3 ~ a3@22 ~@8 f4@9 f4@6]/6", // Cm F Cm Dm Eb Am Bb Dm …
  J: "[~@14 d3@3 ~@4 f4@5 eb3@7 ~@12 eb3@4 eb4@8 ~@4 eb3@5 ~@3 c4@4 ~@13 f3@8 c3@2, ~ [a3,d4]@24 ~@13 eb3@7 ~@21 eb3@7 [f2,d4,g4]@8 [a3,c4]@15, ~ d3@13 ~@3 d3@8 ~ [eb2,bb2,eb4,g4]@23 [eb2,g4,bb4]@25 ~@22, ~@2 f4@19 ~@12 bb4@16 ~@24 c3@21 ~@2, ~@42 [ab4,c5]@7 ~@8 eb4@17 f3@12 ~@10]/3", // D5 G7 Am Eb Ab
  K: "[~@35 f3@4 ~@4 a3@4 [f3,a3]@4 [g3,bb3]@6 ~@2 bb3@4 ~@55 f4@3 ~ bb3@8 ~@12 [c3,eb4]@4 [f2,a3]@7 ~@12 f3@4 ~@44 [c3,eb4]@4 ~ [bb3,d4]@7 ~@13 c3@3 ~ f3@8 ~@3 [f2,bb3]@3, ~@3 c2@24 [f2,eb5]@24 g2@10 ~@2 [a2,a3,c4]@11 ~ bb1@24 bb3@7 f4 d4@4 f3@11 ~@8 bb3@16 [d4,f4]@16 g2@7 ~ bb2@8 f3@4 bb2@5 f3@31 ~@7 bb3@8 ~ bb3@7 c4@15, ~@3 a4@11 e5@9 [c3,c5]@7 ~ c3@8 c3@12 ~@19 bb2@5 [db4,d4]@12 bb2@35 eb2@4 ~@8 eb3@12 ~@8 a3@15 bb3@21 bb2@8 bb2@8 [eb3,eb4,g4]@4 [d3,f4]@8 bb1@23 ~ f2@11 ~@3, ~@3 f5@7 f5@5 a4@12 ~@12 f3@8 ~@11 g3@3 ~@10 bb3@7 ~@4 bb3@9 d3@24 bb3@7 eb4@16 g4@8 ~@7 c4@12 a2@29 eb2@23 bb2@12 ~ [bb2,f3]@11 ~ a3@14, ~@6 c5@9 c3@4 f5@8 ~@60 f4@8 [f3,d4]@4 g4@18 d4@5 bb4@24 ~@12 c3@10 ~@2 d4@25 ~@7 g3@15 ~@8 d4@12 d4@4 ab3@3 ~@6 f3@6]/8", // F Gm Cm F Cm Bb Bb5 F7 …
  L: "[~@5 [a2,c4]@3 ~ d4@7 ~@16 c3@13 ~@7 d2@5 eb3@13 ~@33 f2@4 ~@20 [bb2,bb3]@4 ~@8 eb3@4 ~@8 bb2@3 ~@14 bb2@8 f3@2 ~@2 [bb3,d4]@2 ~@6 eb4@4, ~ [g2,f3,bb3]@7 ~ [f3,bb3]@22 ~@14 c3@13 ~@12 eb3@10 f2@2 ~ d4@24 bb3@19 ~@5 bb3@12 g3@8 eb4@26 ~@15, ~@9 bb2@11 bb2@8 c2@29 [eb2,bb2,bb3,bb4]@24 c3@11 ~@7 f4@8 bb2@12 bb2@8 ~@4 eb2@24 ~ [bb1,bb3,d4]@21 ~@3 [bb1,bb2,f3]@11 ~, ~@16 f4@14 ~@21 d3@6 g4@17 g4@7 f3@14 f3@7 g4@6 ~@23 eb4@13 eb3@11 ~@9 f3@12 ~@16, ~@16 d4@8 [d4,g4]@7 ~ [c4,eb4,g4,bb4]@25 eb4@21 eb4@4 a3@27 ~@6 f3@8 f3@8 g3@4 bb2@13 bb3@7 ~@37]/6", // Am Bb Gm7 Bb5 Eb5 Bb Bb5 G5 …
  M: "~@28 bb3@3 eb4, [d3,a3]@11 ~ [eb4,g4]@20, [d4,f4]@3 ~@5 bb3@12 bb3@8 ~@4, ~ d2@11 eb3@12 eb3@8, ~@8 eb2@9 ~@15", // D5 Eb Dm
  N: "[[c3,g4]@4 a3@7 ~@12 a2@4 ~@43 eb2@4 ~ eb3@12 ~@12 a3@8 ~@37 d2@4 [bb3,d4]@3 ~@21 [eb2,eb3]@12 [eb2,eb3]@7 [eb3,eb4,bb4], ~@4 [d4,f4]@24 ~@7 f3@9 f3@8 d3@11 [d3,f4]@7 bb3@25 f2@7 ~@14 c4@24 f3@8 f3@20 bb2@24, ~@4 f2@3 ~@8 f2@12 ~@20 d2@27 ~@13 eb3@12 f3@13 f3@12 [bb1,d4]@24 ~@19 g4@4 ~@21, ~@4 db4 ~@6 a3@16 [bb3,d4]@24 ~ [a3,d4]@22 ~ g3@16 g3@8 ~@8 a3@12 bb2@13 f3@4 bb2@12 d3@12 [d3,d4,f4]@11 ~@21, ~@19 g2@8 bb2@13 bb2@12 ~@7 [c4,eb4]@15 ~ [eb4,g4]@24 [d4,f4]@24 bb3@25 ~@8 eb4@15 ~ [eb4,g4,bb4]@20]/6", // C5 Bb Eb Eb5 Dm Bb D5 Dm …
  O: "[[eb2,g4]@4 [d3,d4]@12 bb4@8 [g2,bb4]@4 ~@40 g4@4 ~@4 c3@9 c3@3 ~ [d2,d3,f4]@7, ~@4 [d2,f4,a4,c5]@24 eb4@2 ~@2 c5@16 g3@5 bb3@3 eb4@4 g4@4 bb3@8 c2@17 ~@7, ~@16 [d3,d4]@12 [c2,c3,g4,d5]@12 c3@34 ~@14 bb4@3 ~@5, ~@29 bb4@7 bb4@39 ~ [eb4,g4,bb4,eb5]@13 ~@7, ~@44 eb3@31 ~@13 d5@8]/3", // Eb D Gm Dm Dm7 D Csus2 Eb
  P: "[~ d3@4 eb3@13 ~@3 g4@4 ~@4 c3@8 ~@5 d3@6 ~@25 eb4@4 ~ f4@43 [f4,a4,c5,f5]@27 [b3,g4,b4,g5]@25 ~ e4@13 ~@9 a4@2 ~@19 [c3,e5]@3 ~@21 ab5@4 ~@7 [g2,c5,g5,b5]@4, ~@5 [eb2,bb2,eb4,bb4]@21 ~@12 c3@4 [d2,f4]@10 eb2@25 [bb1,d4]@44 ~@66 e4@12 ~@6 a4@14 ~@2 [c5,f5,a5]@12 [c5,f5] a5@11 [f5,a5]@11, ~@5 g4@16 ~@4 c2@7 ~@9 bb4@12 eb4@17 g4@8 ~@95 [c4,g4]@25 g3@12 [g3,c5]@10 ~ f2@24 c5@7 ~@4, ~@18 eb3@8 ~@3 [eb4,g4,bb4,eb5]@12 d5@3 ~@4 d3@5 eb3 g4@12 eb3@12 ~@96 c5@20 c5@4 g4@22 ~@6 c3@20 f2@10, ~@49 g4@5 bb4@24 ~@43 a5@15 ~@37 e5@19 ~ e5@6 ~@31 f3@16 ~@10]/8", // F Em C Cmaj7 Eb5 Dm Bb F …
  Q: "[~ c5@7 c5@5 ~@45 c5@4 eb5 ~@23 g4@7 ~@12 [f2,c5]@5 c5@8 ~@12 d3@4 ~@20 g2@4 g4@7 ~@24 c4@4 ~@8 [g2,d4,f4]@4 c4@7 ~@9 g3@3, ~ [a2,f5,a5,c6]@12 b5@24 [g2,g5]@4 d5@4 g5@4 d3 f5@6 g2@5 ~ c2@35 g3 [b4,e5]@11 ~ f5@16 a5@3 f5@5 g5@20 c5@27 f3@12 [f3,c4,a4]@13 ~@6 g3@9 ~@3, ~@13 [d5,g5]@4 d5@9 a5@3 f5@4 a5@28 ~@2 e5@15 g5 g3@2 e5@5 [b3,g5]@23 ~@9 c5@16 d5@12 [g3,f4,b4,e5]@12 ~@7 [c3,g4]@8 g3@4 c4@9 a3@20 ~@6 c4@12, ~@13 g3@2 ~@11 f3@35 ~@6 c3@3 g5@4 c3@35 ~ [f1,c6]@24 b4@8 d3@16 [c2,e5]@24 c3@24 ~@11 g2@7, ~@14 g2@12 c5@11 b4@24 ~@3 c5@22 b4@7 g4@16 ~ a5@12 [f2,c3,f3]@12 g2@16 d5@8 ~@11 e3@12 f2@12 f4@4 [e4,g4]@8 [c2,e4]@19]/7", // F5 G7 F G E5 F G5 Em …
  R: "[~ d3@4 [b3,d4]@7 ~@13 c5@4 ~@19 [b3,e5]@5 ~@20 c3@4 [a4,c5,f5,a5]@3 ~@19 c5@8 ~@8 c5@4 [d3,c5,f5]@4 ~@12 d3@8 ~@26 g6@2 ~ b5@6 ~@9 g3@4 b3, ~@5 g2@24 [c2,eb5]@24 [g4,b4,g5]@12 e4@4 [g4,b4,e5,g5]@9 ~@6 [c5,f5,a5,c6]@8 [d5,b5,d6]@7 [f2,c6]@25 [b4,e5]@19 d3@4 [d2,g6]@4 d6@4 g6@4 [d3,gb6]@4 d6@4 [d3,gb6]@4 f6@21, ~@12 d3@9 d3@7 ~@13 c3@13 ~@3 g3@20 ~@11 f3@11 f5@20 ~@4 g2@7 ~@13 b5@28 g2@2 ~@5 d3@14, ~@13 [b3,d4]@16 e5@19 ~@5 [e3,d5]@24 f2@19 c3@5 ~@6 c5@5 f3@13 f4@47 ~@11 f3@9, ~@17 g3@11 ~@9 [c5,g5]@8 [c5,g5]@9 ~@7 b3@16 ~@14 g5@8 a5@16 a5@10 ~@6 d5@41 ~@7 b5@13]/6", // Bm E5 F Dm7 Cm G Em F …
  S: "[~@3 [a3,c4]@8 ~@4 [b2,d4]@8 g2@4 [c5,e5]@11 ~@8 e5@4 ~@20 c3@4 c5@7 ~@12 g5@4 ~ f4@7 ~@37 c4@4 ~@20 f3@4 [c4,e4]@6 ~@13 d3@3, ~@3 a2@20 g4@15 c3@12 [c5,e5] c4@7 [g4,c5,e5,g5]@17 ~@6 c5@5 a3@11 e5@12 [f3,b3,d4]@8 g4@6 ~@7 g4@16 a3@12 [a3,a4]@12 ~@6 [e3,e4]@16, ~@11 [a3,c4]@15 ~ c2@35 g3@12 f5 ~@10 [f3,c4]@12 b4@8 [f4,d5]@13 c3@20 g3@4 c3@8 c3@8 f4@4 [g3,e4,g4]@8 c3@22, ~@38 [g4,g5]@8 g3@4 [a4,a5]@24 a5@15 [a4,c5,a5]@9 g2@23 ~ [c2,c5,e5]@25 ~@7 c4@11 [d4,f4]@5 ~@7 c4@8 c4@7, ~@38 [c5,e5]@4 e3@32 [f2,c6]@25 ~@7 b4@15 ~@13 e3@12 f2@24 ~@11 g3@11]/6", // Am Bm C Bdim A E Am F5 …
  T: "[~@13 c5@4 ~@4 d5@4 [g4,e5]@8 ~@35 c2@3 ~ c5@8 ~@12 d2@3 ~@20 g2@4 ~@20 [c3,c4]@4 ~@20 f4@4 g3@9 ~@4 c3@10 c4@2, ~ [g2,b3,d4]@24 c4@12 c4@7 d3@5 c6@11 c4@11 f2@16 a4 a5@3 f5@4 [b4,e5]@16 [a4,d5,g5,a5]@8 c3@12 c3 c4@3 g3@8 f2@16 c4@4 g2@8 ~@21, ~ f3@12 f3@12 c3@3 ~@12 [a4,a5]@5 f3@19 c5@7 a5@9 c5@15 g2@8 [d5,g5]@4 [f3,b3,d4]@13 ~@7 g2@16 f4@12 a3@12 ~@9 g3@16, ~@9 d3@17 ~@7 [g4,e5,g5]@13 a3@26 [f1,c6]@24 g1@24 ~@11 g3 e4@11 c4@8 f3@16 c3@13 ~@12, ~@17 c5@8 [g3,c5]@22 [c4,c5] [f5,a5]@24 f5@12 [f3,a3,c4]@12 ~@7 g4@16 [c2,g4,c5]@24 a3@4 c3@20 [c2,c4,e4]@25]/6", // C G E5 Dsus4 A G5 Bdim C …
  U: "[~@2 c5 ~@18 c5@4 a4@8 ~@12 d3@4 g4@8 ~@12 g2@4 e4@8 ~@12 e3@3, ~@2 [c2,c3,e5]@23 f3@12 [f3,a3,c4]@12 f3@12 [f3,b3,d4]@13 ~@11 [d3,f3,a3]@11, ~@9 [d5,f5]@16 f5@4 ~@4 a4@8 a4@8 [b4,d5,g5]@25 ~@22, ~@13 bb4@12 [f2,c3,a5]@25 ~@7 g4@8 g4@8 ~@8 e4@8 e4@7, ~@14 [e3,g5]@12 ~@23 g2@19 ~@5 [c2,c3,g4,c5,e5]@23]/3", // C F Bdim Dm G F Em C
  V: "[g4 ~@18 [d4,e5]@5 a4@8 ~@12 e2@4 g4@4 ~@16 g2@4 e4@8 ~@12 e3@4, [e4,c5]@6 [f2,c5,f5,a5]@6 g2@5 ~ [c2,c3,g4,c5,e5]@6, ~ [e2,e3,bb4]@23 f1@5 ~@19 [g1,b4,d5,g5]@25 ~@12 d3@11, ~ e5@11 [g3,b3,g4,g5]@13 ~@11 [f3,a3,c4]@12 ~@12 [f3,b3,d4]@13 ~@11 [f3,a3]@12, ~@4 [f4,f5]@9 ~@3 a4@4 a4@4 ~@4 g4@4 g4@4 ~@4 e4@4 e4@4]/3", // Dsus2 C F C Edim G F Bdim …
  W: "[[e4,g4] ~@19 c3@4 c5@8 ~@7 [c5,f5,a5,c6]@3 ~ [c5,f5,c6]@4 [d5,g5,b5,d6]@8 ~@11 a2@3 ~ [d3,a5,c6]@2 ~@6 [c5,c6]@3 ~@34 a1@3 [d1,gb1,d2,c6,d6]@10, [c5,e5]@17 a5@7 [f5,a5,c6]@15 ~@3 a5@5 e3@12 [e3,g3,b3]@11 ~@11 [c5,f5]@5 a3@2 f5@5 a6@2 [f7,a7,c8]@12 [d3,f3,a3]@4 [f5,a5]@7 f5@5 ~@5, [e2,e3]@12 [e2,e3,g4,g5]@12 f2@24 ~@14 [d5,d6]@7 ~@5 [d5,d6]@9 ~@2 f3@4 a5@3 [e6,g6]@26 [a5,f6] ~@9, ~@8 [f4,f5]@17 ~@7 c5@7 ~@8 e2@23 [d2,e5,e6]@13 ~ d3@7 c6@3 [c7,d7]@25 ~@9, ~@16 a4@8 f3@11 [f3,a3,c4]@13 ~@7 [d5,g5,b5,d6]@8 [g5,b5]@7 ~@11 [a5,c6]@6 [c4,c5]@32 ~@9]/4", // Em F F5 G D7 C D7 C …
  X: "[~@2 [e1,e2,e5,g5,b5,e6]@12 f2@12 ~@8 a1@4 [d1,d2,f5,a5,c6,f6]@12 ~@9 a5@4 ~@21 f5@5 g4@9 ~@63 [f5,a5]@6 ~@31 [c5,c6]@24 e5@2, ~@14 [f1,c5,f5,c6]@25 ~@11 [e1,e2,e5,g5,b5,e6]@13 a5@14 f3@12 [g2,c3,e3,a4,g5]@33 c5@21 c3@6 f3@7 a3@11 g2@57, ~@14 a5@16 a5@8 ~@25 f5@17 a5@9 c5@23 e4@17 e5@39 [d3,f3,f5,a5]@56, ~@26 f2@13 ~@24 [f1,f2,c5,c6]@26 e5 ~@8 g4@9 c4@29 [f2,a4]@32 c5@18 [e5,e6]@38, ~@76 [a3,c4]@14 ~@12 g3@14 g4@53 c6@22 [d5,d6]@33]/7", // Em Dm7 F C F5 Em Am7 Dm …
  Y: "[~@11 c3@4 ~@23 c5@5 ~@66 e5@62 ~@21, g5@15 c3@4 g3@4 c4@5 c5@5 c4@5 a5@23 g4@14 g4@32 [c1,c2,g4]@64 ~@21, ~ [b5,d6]@36 f4@21 b3@50 c5@63 ~@21, ~@2 c2@36 [a4,f5]@11 [a4,f5]@13 b4@21 b4@27 ~@82, ~@7 c6@32 ~@4 c5@12 c5@7 g5@48 ~@82]/6", // C5 Bm Dm
})).s("gm_piano").gain(0.31)

stack(piano)