// i giorni — Ludovico Einaudi
// 136 bpm, 3/4, key D major. Source: midi.
// Generated by strudelify. One cycle = one bar.
// note: sustain pedal (CC 64) lengthens the held notes
// note: Transcription provider: pdmx. https://musescore.com/score/4777351; license: https://creativecommons.org/publicdomain/zero/1.0/
// note: Full arrangement: all 253 bars on a 16-step grid, each part at one level. Source detail keeps the original performance.
setcpm(136/3)

// 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 B C D E F G H A I J K A L M D E N O P Q@2 R ~ S T U K A L V W X Y Z AA X AB AC W X Y Z AA X AB AC AD AE AF AG AH AI
  AJ AK AL AM AN AG AO AE AJ AP AQ AR AS@2 AQ AT AU AV AW AX AY AZ BA BB BC AZ BA BD BE BF BG BH BI BJ@2 BK BL BM@2 BK
  BL BN@2 BK BL BM@2 BK BL BO@2 BP BQ BR@2 BS BT BU@2 BP BV BW@2 BX BY BZ@2 E CA O CB CC T CD CE A I CF CG CH T CI W X Y
  Z AA X AB AC W X Y Z AA X AB AC AD AE AF AG AH AI AJ AK AL AM AN AG AO AE AJ AP AQ AR AS@2 AQ AT AU AV AW AX AY AZ BA
  BB BC AZ BA BD BE BF BG BH BI BJ@2 BK BL BM@2 BK BL BN@2 BK BL BM@2 BK BL BO@2 BP BQ BR@2 BS BT BU@2 BP BV BW@2 BX BY
  BZ@2 E CA O CB CC T CD CE A I CF CG CH T CI CJ CK CL CM CN CO CP CQ@2 CR CS CT CU CV
>`.pickRestart({
  A: "b3@3 d4@2 a4@3 d4@3 a4@2 d4@3, d5", B: "a3@3 d4@2 a4@3 d4@3 a4@2 d4@3, c#5",
  C: "~@13 d4@3, [g3,c#5], ~@3 d4@5 d4@5 ~@3, ~@5 b4@11, ~@5 g4@5 ~ g4@5", D: "~@11 d5@2 e5@3",
  E: "b3@3 d4@2 a4@3 d4@3 a4@2 d4@3, f#5", F: "a3@3 d4@2 a4@3 d4@3 a4@2 d4@3, e5",
  G: "~@13 d4@3, [g3,d5], ~@3 d4@5 d4@5 ~@3, ~@5 a4@5 ~ a4@5", H: "~@8 c#5@3 b4@2 c#5@3",
  I: "a3@3 d4@2 a4@3 d4@3 a4@2 [d4,d5]@3, c#5@13 ~@3", // D
  J: "~@13 d4@3, g3@5 a4@3 d4@3 a4@5, c#5@3 c#5@13, ~ d5@15, ~@3 d4@2 b4@11", K: "~@11 b4@2 c#5@3",
  L: "a3@3 d4@2 a4@3 d4@3 [a4,d5]@2 [d4,c#5]@3, c#5@5 e5@5 ~@6", // D5 Dmaj7
  M: "~@13 d4@3, [g3,b4], ~@3 d4@5 d4@5 ~@3, ~@5 a4@5 ~ a4@5", N: "a3@3 d4@2 a4@3 d4@3 [a4,e5]@2 [d4,f#5]@3, e5@11 ~@5",
  O: "g3@3 d4@2 a4@3 d4@3 a4@2 d4@3, e5@5 d5@10 ~", P: "g3@15 ~",
  Q: "[b3@3 d4@2 ~@3 d4@3 ~@2 d4@3 a3@3 d4@2 a4@3 d4@3 a4@2 d4@3, a4@5 a4@5 ~ a4@10 ~@3 f#4@8]/2",
  R: "g3@3 d4@2 a4@3 d4@3 a4@2 d4@3, f#4@15 ~", S: "b3@3 d4@2 [a4,d5]@3 [d4,c#5]@3 [a4,d5]@2 [d4,b4]@3",
  T: "a3@3 d4@2 ~@3 d4@3 ~@2 d4@3, a4@5 a4@5 ~ a4@5", U: "g3@3 d4@2 a4@3 d4@3 a4@2 d4@3, g4@15 ~",
  V: "g3@3 d4@2 a4@3 d4@3 a4@2 d4@3, b4@15 ~", W: "~@8 d5@3 c#5@2 d5@3",
  X: "b2@3 d3@2 ~@3 d5@3 c#5@2 d5@3, d4@5 a3@10 ~", Y: "a2@3 d3@2 ~@3 e5@3 d5@2 c#5@3, c#4@5 a3@10 ~",
  Z: "g2@3 d3@2 a3@3 d3@3 a3@2 d3@3, c#5@5 b4@10 ~", AA: "g2@3 d3@2 ~@3 d5@3 c#5@2 d5@3, ~@5 a3@10 ~",
  AB: "[a2,c#4]@3 [d3,e5]@2 [a3,d5]@3 [d3,e5]@3 [a3,d5]@2 [d3,c#5]@3", AC: "g2@3 d3@2 a3@3 d3@3 a3@2 d3@3, b4@15 ~",
  AD: "~@5 f#4@3 g4@3 f#4@2 g4@3", AE: "d3@3 a3@2 [d4,f#4]@3 [a3,g4]@3 [d4,f#4]@2 [a3,g4]@3, a4@5 ~@11",
  AF: "a2@3 e3@2 [a3,f#4]@3 [e3,g4]@3 [a3,f#4]@2 [e3,g4]@3, a4@5 ~@11", // D Em D Em
  AG: "[b2,a4]@3 [f#3,d4]@2 [b3,f#4]@3 [f#3,a4]@3 [b3,d4]@2 [f#3,f#4]@3", // B7 D B5 F#m Bm F#
  AH: "g2@3 d3@2 b3@3 d3@3 b3@2 d3@3, g4@5 ~@11", AI: "d3@3 a3@2 d4@3 a3@3 d4@2 a3@3",
  AJ: "a2@3 e3@2 a3@3 e3@3 a3@2 e3@3", AK: "b2@3 f#3@2 b3@3 f#3@3 b3@2 f#3@3", AL: "g2@3 d3@2 b3@10 ~",
  AM: "d3@3 a3@2 [d4,f#4]@3 [a3,g4]@3 [d4,f#4]@2 [a3,g4]@3", AN: "b2@3 e3@2 a3@3 e3@3 a3@2 e3@3",
  AO: "g2@3 d3@2 b3@3 d3@3 b3@2 d3@3", AP: "b2@3 f#3@2 b3@3 f#3@3 b3@2 f#3@3, d4@15 ~",
  AQ: "g2@3 d3@2 f#4@3 g4@3 f#4@2 e4@3, ~@5 b3@10 ~", AR: "d4@3 f#4@2 a4@3 d4@3 f#4@2 a4@3, [d2,d3]@15 ~",
  AS: "[~@3 b4@2 d5@3 e5@3 d5@2 ~@3 b2@3 f#3@2 b3@3 f#3@3 b3@2 f#3@3, [a1,a2]@15 ~@17, ~@13 c#5@8 b4@10 ~]/2", // A
  AT: "a4@3 a3@2 d4@3 a4@3 a3@2 d4@3, [d2,d3]@15 ~", AU: "a4@3 a3@2 d4@3 g4@3 a3@2 d4@3, [a1,a2]@15 ~",
  AV: "g4@3 a3@2 d4@3 f#4@3 a3@2 d4@3, [b1,b2]@15 ~", AW: "f#4@3 a3@2 d4@3 g4@3 a3@2 d4@3, [g1,g2]@15 ~",
  AX: "d5@3 d4@2 a4@3 d5@3 d4@2 a4@3, [d2,d3]@15 ~", AY: "d5@3 d4@2 g4@3 d5@3 d4@2 g4@3, [a1,a2]@15 ~",
  AZ: "[b2,d5]@3 [f#3,d4]@2 [b3,f#4]@3 [f#3,d5]@3 [b3,d4]@2 [f#3,f#4]@3", // Bm D B5 D Bm F#
  BA: "[g2,d5]@3 [d3,d4]@2 [b3,g4]@3 [d3,d5]@3 [b3,d4]@2 [d3,g4]@3", // G5 D Em D Bm G5
  BB: "[d3,d5]@3 [a3,f#4]@2 [d4,a4]@3 [a3,d5]@3 [d4,f#4]@2 [a3,a4]@3", // D D5 D A
  BC: "[a2,d5]@3 [e3,e4]@2 [a3,g4]@3 [e3,d5]@3 [a3,e4]@2 [e3,g4]@3", // D5 E A7 E7 A5 Em
  BD: "[d3,d5]@3 [a3,f#4]@2 [d4,d5]@3 [a3,f#4]@3 [d4,d5]@2 [a3,f#4]@3", // D
  BE: "[a2,g4,d5]@3 [e3,e4]@2 [a3,g4,d5]@3 [e3,e4]@3 [a3,g4,d5]@2 [e3,e4]@3", // Dsus4 E Dsus4 E Dsus4 E
  BF: "[b2,f#4,d5]@3 [e3,d4]@2 [a3,f#4,d5]@3 [e3,d4]@3 [a3,f#4,d5]@2 [e3,d4]@3", // Bm E7 D E7 D E7
  BG: "[g2,g4,d5]@3 [d3,d4]@2 [g4,d5]@3 d4@3 [g4,d5]@2 d4@3, ~@5 b3@10 ~", // G5 D G5
  BH: "[f#4,d5]@3 d4@2 [f#4,d5]@3 d4@3 [f#4,d5]@2 d4@3, [d3,a3]@15 ~", // D D5
  BI: "[e4,d5]@3 d4@2 [e4,d5]@3 d4@3 [e4,d5]@2 d4@3, [a2,e3,a3]@15 ~", BJ: "[[d2,a2,d3,d4,f#4,d5]@15 ~]/2",
  BK: "f#5@5 b4@5 ~ g5@5, [b2,d3,a3]@15 ~", BL: "a5@5 c#5@5 ~ d5@5, [a2,c#3,a3]@15 ~",
  BM: "[b5@5 f#5@5 ~ e5@5 d5@5 c#5@5 ~ a4@5, [g2,d3,a3]@15 ~]/2", BN: "[[g2,d3,a3,b5]@31 ~]/2",
  BO: "[[g2,d3,a3]@29 d4@3, b4@13 ~@3]/2", BP: "[b3,d4,a4,d5]", BQ: "[a3,d4,a4,c#5]",
  BR: "[c#5@5 b4@10 ~@17, [g3,d4,a4]@15 ~]/2", BS: "[b3,d4,a4,b4]@15 ~", BT: "[a3,d4,a4]@15 ~",
  BU: "[g4@15 ~@9 c#5@3 b4@2 c#5@3, [g3,d4,a4]@15 ~]/2", BV: "c#5@13 d5@3, [a3,d4,a4]@15 ~",
  BW: "[c#5 d5 ~ c#5@2 b4@10 ~@17, [g3,d4,a4]@15 ~]/2", BX: "d5@3 f#5@2 a5@3 b5@3 a5@2 g5@3, [b3,d4,a4]@15 ~",
  BY: "f#5@5 a5@5 ~ e5@5, [a3,d4,a4]@15 ~", BZ: "[d5@15 ~@12 d5@5, [g3,d4,a4]@15 ~]/2",
  CA: "a3@3 d4@2 a4@3 d4@3 a4@2 [d4,f#5]@3, e5@13 ~@3", CB: "g3@3 d4@2 ~@6 d5@2 c#5@3, ~@5 a4@10 ~",
  CC: "b3@3 d4@2 a4@3 d4@3 a4@2 d4@3, b4", CD: "g3@3 d4@2 ~@3 d4@3 ~@2 d4@3, a4@5 a4@5 ~ a4@5",
  CE: "~@5 b4@3 c#5@3 b4@2 c#5@3", CF: "c#5 d5 ~ [d4,c#5]@2 a4@3 d4@3 a4@2 d4@3, g3@3 ~@2 b4@10 ~",
  CG: "g3@3 d4@2 ~@6 g4@5, ~@5 a4@10 ~", CH: "b3@3 d4@2 a4@3 d4@3 a4@2 d4@3, f#4",
  CI: "g3@3 d4@2 a4@3 d4@3 a4@2 d4@3, f#5@15 ~", CJ: "[d2,a2,d3]@15 ~", CK: "[d3,a3,d4]@15 ~", CL: "[a2,e3,a3]@15 ~",
  CM: "[d3,b3,d4,f#4]@15 ~", CN: "~@5 f#5@3 g5@3 f#5@2 g5@3", CO: "a5@5 f#5@3 g5@3 f#5@2 g5@3, a3@15 ~",
  CP: "a5@3 b5@2 a5@3 g5@3 f#5@2 e5@3, a3@15 ~", CQ: "[e5@5 ~@11 d3@15 ~, f#3@15 ~@17, ~@5 d5@15 ~@12]/2",
  CR: "c#3@15 ~", CS: "a4@3 b4@2 a4@3 g4@3 f#4@2 e4@3, a2@15 ~", CT: "[a2,c#3,a3,f#4,a4,c#5]@15 ~",
  CU: "[a2,c#3,a3,e4,a4,c#5]@15 ~", CV: "[a2,d3,a3,d4,a4]@15 ~",
})).s("gm_piano").gain(0.3)

stack(piano)