// Balada para un loco — airnetsolutio
// 78 bpm, 4/4, key Eb major. Source: midi.
// Generated by strudelify. One cycle = one bar.
// note: metre changes (4/4 at bar 1, 3/4 at bar 73) are rendered on a constant 4/4 grid of one bar per cycle
// note: Transcription provider: pdmx. https://musescore.com/score/5908852; license: https://creativecommons.org/publicdomain/zero/1.0/
// note: Full arrangement: all 85 bars on a 16-step grid, each part at one level. Source detail keeps the original performance.
setcpm(78/4)

// 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 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 AB AC AD AE AF AG AH AA AB AC AD AE AI AJ AK AL AM AN AO AP AQ
  AJ AK AL AM AN AO AR AS J K L M N O P AT AU AV AW AX AY AZ BA BB BC@3 BD@3 BE@3 BF@2 BG BH
>`.pickRestart({
  A: "[c5,eb5,c6]@2 [bb4,eb5,bb5]@2 [bb4,eb5,bb5]@3 [ab4,eb5,ab5], [c3,g3,eb4]@15 ~", // Cm Eb5 Ab5 Cm
  B: "[c3,ab3,eb4] ~@4 [g4,g5] [ab4,ab5] [g4,g5], [ab4,eb5,ab5]@2 [g4,g5]@3 ~@3, ~ [c3,ab3,eb4]@3 [c3,g3,eb4]@4", // Ab G Ab G Ab5 G Ab Cm
  C: "[c3,ab3,eb4,ab4,c5,ab5] [g4,c5,g5] [ab4,c5,ab5] [g4,c5,g5] [ab4,c5,ab5] [g4,c5,g5] [f4,f5] [eb4,eb5], ~ [c3,ab3,eb4]@3 [c3,g3]@4, ~@4 eb4@3 ~", // Ab C5 Ab C5 Ab C5 F Eb …
  D: "f2 db3 ab3 db4 ~ db5!2 ab5, [ab4,db5] ab4, db4@3 ~@5", // Db5
  E: "[f3,db4,ab4] ~ [f3,db4,ab4] ~ [f3,db4,ab4] db5 [f3,db4,ab4,db5] ab5, ab5@9 ~@7", // Db
  F: "[eb3,c4,g4] ~ [eb3,c4,g4] ~ [eb3,c4,g4] c5 [eb3,c4,g4,c5] g5, g5@9 ~@7", // Cm
  G: "d3@2 [c4,gb4]@2 ~ c5!2 gb5, gb5@2 [c4,gb4] d3", H: "g2 d3 g3 d4 [f4,b4]@4, [g4,c5,d5,g5] ~",
  I: "~@3 g4!5, [c2,c3]@15 ~", J: "[c3,g3]@2 ~ g4 [c3,g3]@2 ~ g4, e4@15 ~, g4@3 ~ g4@3 ~, ~ [c3,g3] ~ [c3,g3]",
  K: "[b2,g3]@2 ~ g4!2 gb4 g4 a4, d4@15 ~, g4@3 ~@5, ~ [b2,g3]!3", // Em
  L: "bb4 ~@2 bb4 a4 e4 a4 g4, d4 db4, [bb2,g3]!2 [a2,g3]!2, ~ bb4@2 ~@5", // Eb A7
  M: "[e3,a3]@2 ~ f4!5, d4@15 ~, f4@3 ~@5, ~ [d3,bb3] [d3,b3] [d3,bb3]", // A5 Gm G Gm
  N: "f4 ~@2 f4 g4 f4 g4 f4, c4 b3, [d3,a3]!2 [g2,d3]!2, ~ f4@2 ~@5", // D5 G5
  O: "[c3,g3]@2 ~ e4 f4 e4 f4 e4, b3 c4, e4@3 ~@5, ~ [c3,g3] [a2,g3]!2", // C5 A7
  P: "[d3,gb3]@2 ~ d4 e4 d4 e4 d4, a3 [ab3,b3], d4@3 ~@5, ~ [d3,gb3] [g2,f3]!2", Q: "[c2,c3,e3,g3,c4]@4 g4!4",
  R: "[c3,g3,e4] ~@2 g4 g4@3 g4, g4@3 ~@5, ~ [c3,g3,e4]@3 [c3,g3,e4]@4", // C
  S: "[b2,g3,d4] ~@2 g4!2 gb4 g4 a4, g4@3 ~@5, ~ [b2,g3,d4]@3 [b2,g3,d4]@4", // G
  T: "[bb2,g3,d4,bb4] bb4@2 bb4 a4 e4 a4 g4, ~ [bb2,g3,d4]@3 [a2,g3,db4]@4", // Gm A7
  U: "[d3,a3] ~@2 f4 [d3,b3,f4] f4!3, f4@3 ~@5, ~ [d3,bb3]@3 ~ [d3,bb3]@3", // D5 Bdim Gm
  V: "f4 f4@2 f4 g4 f4 g4 f4, [d3,a3] [g2,d3]", W: "e4@3 e4 f4 e4 f4 e4, [c3,g3] [a2,g3]",
  X: "d4@3 d4 e4 d4 e4 d4, [d2,f3,a3] [g2,ab3,b3]", // Dm G
  Y: "[c2,c3,e3,g3,c4]@8 [c2,db2,d2] [eb2,e2,f2,gb2,g2,ab2] [a2,bb2,b2,c3,db3,d3] [eb3,e3,f3,gb3,g3,ab3] [a3,bb3,b3,c4,db4,d4] [eb4,e4,f4,gb4,g4,ab4] [a4,bb4,b4,c5,db5,d5] [eb5,e5,f5,gb5,g5,ab5]", // C
  Z: "[eb4,c5,eb5,g5,c6] [bb3,eb4,g4,bb4,eb5,g5,bb5]!2 [g2,ab4,c5,eb5,ab5], [c3,g3]@11 ~@5, [a5,bb5,b5] ~@15", // Cm Eb Abmaj7 C5
  AA: "[ab4,c5,eb5,ab5]@2 [g4,c5,eb5,g5]@2 ~ [g3,c4,eb4,g4,c5,eb5,g5] [ab3,c4,eb4,ab4,c5,eb5,ab5] [g3,c4,eb4,g4,c5,eb5,g5], [c2,c3] ~", // Ab Cm Ab Cm C
  AB: "[ab4,c5,eb5,ab5] [g3,c4,eb4,g4,c5,eb5,g5] [ab3,c4,eb4,ab4,c5,eb5,ab5] [g3,c4,eb4,g4,c5,eb5,g5] [ab3,c4,eb4,ab4,c5,eb5,ab5] [c2,c3,g4,c5,eb5,g5] [d2,d3,f4,f5] [eb2,eb3,eb4,eb5]", // Ab Cm Ab Cm Ab Cm Dm Eb
  AC: "[f2,f3,db4,ab4,db5]@4 ~ db5!2 ab5", AD: "ab5 db5!2 ab5!2 db5!2 ab5, [f3,db4,ab4]@11 ~ [f3,db4,ab4]@4",
  AE: "g5 c5!2 g5!2 c5!2 g5, [eb3,c4,g4]@11 ~ [eb3,c4,g4]@4", // Cm
  AF: "gb5 c5!2 gb5!2 c5!2 gb5, [d3,c4,gb4]@11 ~ [d3,c4,gb4]@4", // D7
  AG: "g2@2 d3@2 g3@2 d4@2 g4 a4 c5 d5 eb5 f5 [g5,a5] b5, [g4,d5,g5] f4, c5@2 b4@3 b4@3", // Gsus2 G5
  AH: "[eb4,c5,eb5,g5,c6] [bb3,eb4,g4,bb4,eb5,g5,bb5]!2 [g2,ab4,c5,eb5,ab5], [c3,g3]@11 ~@5", // Cm Eb Abmaj7 C5
  AI: "gb5 c5!2 gb5 f5 eb5!2 d5, [d3,c4,gb4] [g2,b3,f4,a4]", AJ: "[eb4,g4,c5]!4, c4 bb3", AK: "[eb4,g4,c5]!4, ab3 g3",
  AL: "[eb4,g4,c5]@2 ~ g3 [eb4,g4,c5]@2 [eb4,g4,c5]@2, ab3@3 ~ ab3@4, ~ [eb4,g4,c5] ~@2", // Cm
  AM: "[g3,f4,ab4,db5]@3 ~@2 eb3@3 [f4,ab4,db5]@4 [f4,ab4,db5]@4, ~@3 f3@3 ~@2 db3@8, ~ [f4,ab4,db5] ~@2", // Db
  AN: "[db4,f4,ab4]!4, db3 ab3", AO: "[eb4,g4,c5]!4, c3 g3", AP: "[d4,gb4,c5]!4, gb3 d3",
  AQ: "[c4,f4,c5]!2 [b3,f4,b4]!2, g3@15 ~", AR: "[d4,gb4,c5]!2 [d4,f4,b4]!2, gb3 g3", AS: "~@3 g4!5, c3@15 ~",
  AT: "[c2,c3,e3,g3,c4] ~", // C
  AU: "[eb2,eb3]@2 ~ [bb4,eb5,g5,bb5] [bb3,eb4,g4]@2 ~ [bb4,eb5,g5,bb5], [bb4,eb5,g5,bb5]@3 ~ [bb4,eb5,g5,bb5]@3 ~, ~ [bb3,eb4,g4] ~ [eb2,eb3]", // Eb
  AV: "[d2,d3]@2 ~ [bb4,f5,bb5]!2 [a4,a5] [bb4,f5,bb5] [c5,c6], [bb4,f5,bb5]@3 ~@5, ~ [bb3,d4,f4]!2 [d2,d3]", // D Bb5 A Bb5 C Bb5 Bb D
  AW: "[db5,f5,db6] ~@2 [db5,f5,db6] [c5,e5,c6] [g4,g5] [c5,e5,c6] [bb4,db5,bb5], [db2,db3] [bb3,db4,f4] [c2,c3] ~, ~ [db5,f5,db6]@2 ~@3 [bb3,e4,g4]@2", // Db C G C Bbm Db Bbm C …
  AX: "~@3 [ab4,c5,ab5] [f2,f3,ab4,c5,ab5] [eb2,eb3,ab4,c5,ab5] [d2,d3,ab4,c5,ab5] [c2,c3,ab4,c5,ab5], f2 ~, [ab4,c5,ab5]@3 ~@5, ~ [ab3,c4,f4] ~@2", // Ab Fm Ab Dm7b5 Fm Ab Fm
  AY: "[ab4,eb5,ab5] ~@2 [ab4,eb5,ab5] [bb2,bb4,d5,f5,bb5] [ab2,ab4,c5,eb5,ab5] [g2,bb4,d5,f5,bb5] [f2,ab4,c5,eb5,ab5], [b1,b2] [ab3,b3,eb4] ~@2, ~ [ab4,eb5,ab5]@2 ~@5", // Ab5 Bb Ab Gm7 Fm7 B Abm Ab5
  AZ: "[eb2,eb3]@2 ~ [g4,bb4,eb5,g5] [ab4,c5,eb5,ab5] [g4,c5,eb5,g5] [ab4,c5,eb5,ab5] [g4,c5,eb5,g5], [g4,bb4,eb5,g5]@3 ~@5, ~ [d2,d3] [c2,c3] [bb1,bb2]", // Eb Ab Cm Ab Cm Eb D C …
  BA: "[f4,c5,f5]@3 [f4,c5,f5] [g4,b4,g5] [f4,b4,f5] [g4,b4,g5] [f4,b4,f5], [a1,a2] [bb2,ab3,d4]", // F5 G Fdim G Fdim A Bb7
  BB: "[eb2,bb2,g3,eb4,g4,bb4,eb5] g2", // Eb
  BC: "[~ [eb5,g5,c6]!2 ~ [eb5,g5,c6]!2 ~ [eb5,g5,c6] [eb5,g5,c6] ~ [eb5,g5,c6]!2, c5@11 ~ bb4@11 ~ ab4@11 ~ g4@11 ~]/3", // Cm
  BD: "[~@4 [eb5,g5,c6]@4 [g4,eb5,g5,c6]@4 ~@4 [eb5,g5,c6]@4 ~ g4 f4 eb4 ~@4 [f5,ab5,db6]@4 [f5,ab5,db6]@4 ~@4 [f5,ab5,db6]@4 [f5,ab5,db6]@4, ab4@8 ~@4 ab4@8 [eb5,g5,c6]@4 db4@23 ~]/3", // Cm Db Cm
  BE: "[~ [f5,ab5,db6]!2 ~ [f5,ab5,db6]!2 ~ [eb5,g5,c6] [eb5,g5,c6] ~ [eb5,g5,c6]!2, db4@11 ~ ab4@11 ~ c4@11 ~ g4@11 ~]/3", // Db Cm
  BF: "[~ [d5,gb5,c6]!2 ~ [d5,f5,b5]!2 [c2,c3,c5,f5,g5,c6]!2, gb4@11 ~ g4@11 ~@9]/2", BG: "[c2,c3,c5,f5,g5,c6]!4",
  BH: "[c2,c3,c5,e5,g5,c6]@11 ~@5", // C
})).s("gm_piano").gain(0.15)

stack(piano)