// Polka Polka — Last
// 118 bpm, 4/4, key A# major. Source: midi.
// Generated by strudelify. One cycle = one bar.
// note: pitch bends are ignored
// note: ch 2 "BASS" named as a bass, played on electric bass finger (its electric guitar jazz patch is not one)
// note: Full arrangement: all 68 bars on a 16-step grid, each part at one level. Source detail keeps the original performance.
setcpm(118/4)

// 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.

// bass · electric bass finger · "BASS"
const bass = note(`<
  ~ A B C D E F G H E I J K L I G M N O P Q R S P T U V W X U V Y Z ~ AA AB AC AD AE AF AG AH AI AJ AK AL AM AN AC AH AO
  AP AQ AR AS AT AU AV AW AX AY AZ BA BB BC BD BE@2
>`.pickRestart({
  A: "f2@3 ~ c2@3 ~ f2@3 ~ c2@3 ~", B: "f2@2 ~@2 c2@3 ~ g2@3 ~ c2@3 ~", C: "g2@3 ~ c2@2 ~@2 g2@3 ~ c2@3 ~",
  D: "g2@3 ~ c2@3 ~ f2@3 ~ c2@2 ~@2", E: "f2@3 ~ c2@3 ~ f2@2 ~@2 c2@2 ~@2", F: "f2 ~ c2 ~ g2 ~ c2 ~",
  G: "g2 ~ c2 ~ g2 ~ c2@2", H: "g2 ~ c2@2 d2@2 e2@2 f2@3 ~ c2@3 ~", I: "f2@3 ~ c2@3 ~ g2@3 ~ c2@2 ~@2",
  J: "g2@3 ~ c2@2 ~@2 g2@2 ~@2 c2@2 ~@2", K: "g2@2 ~@2 c2@3 ~ f2@3 ~ c2@3 ~", L: "f2@2 ~@2 c2@3 ~ f2@2 ~@2 c2@3 ~",
  M: "g2 ~ c2 ~ d2 ~ e2@2 f2 ~@3 f1@3 ~", N: "bb1@2 ~@2 f1@2 ~@2 bb1@2 ~@2 f1@3 ~",
  O: "bb1@2 ~@2 f1@2 ~@2 c2@3 ~ f1@3 ~", P: "c2@2 ~@2 f1@2 ~@2 c2@3 ~ f1@4", Q: "c2 ~ f1 ~ bb1 ~ f1 ~",
  R: "bb1@3 ~ f1@2 ~@2 bb1@2 ~@2 f1@3 ~", S: "bb1@2 ~@2 f1@2 ~@2 c2@3 ~ f1@2 ~@2",
  T: "c2 ~ f1@2 g1@2 a1@2 bb1 ~@3 bb1@2 ~@2", U: "bb1@3 ~ f1@3 ~ bb1@3 ~ f1@2 ~@2",
  V: "bb1@3 ~ f1@2 ~@2 c2@3 ~ f1@2 ~@2", W: "c2 ~ f1 ~ c2 ~ f1 ~", X: "c2@2 ~@2 f1@3 ~ bb1@3 ~ f1@2 ~@2",
  Y: "c2 ~ f1 ~ c2 ~ f1@2", Z: "c2 ~ f1 ~ g1 ~ a1@2 bb1 ~@3 bb1@2 ~@2", AA: "bb1@2 ~ b1 c2 ~ d2@2 eb2@2 ~@2 bb1@3 ~",
  AB: "eb2@3 ~ bb1@2 ~@2 eb2@3 ~ bb1@2 ~@2", AC: "eb2@3 ~ bb1@3 ~ f2@3 ~ bb1@2 ~@2",
  AD: "f2@3 ~ bb1@2 ~@2 f2@3 ~ bb1@3 ~", AE: "f2@3 ~ bb1@2 ~@2 eb2@2 ~@2 bb1@2 ~@2",
  AF: "eb2@3 ~ bb1@3 ~ eb2@2 ~@2 bb1@3 ~", AG: "eb2@3 ~ bb1@3 ~ f2@3 ~ bb1@3 ~", AH: "f2@3 ~ bb1@2 ~@2 f2@3 ~ bb1@4",
  AI: "f2 ~ bb1@2 c2@2 d2@2 eb2@3 ~ bb1@3 ~", AJ: "eb2@3 ~ bb1@2 ~@2 eb2@2 ~@2 bb1@2 ~@2",
  AK: "eb2@2 ~@2 bb1@2 ~@2 f2@3 ~ bb1@3 ~", AL: "f2@3 ~ bb1@3 ~ f2@3 ~ bb1@4",
  AM: "f2 ~ bb1 ~ c2 ~ d2 ~ eb2@3 ~ bb1@3 ~", AN: "eb2@3 ~ bb1@2 ~@2 eb2@3 ~ bb1@3 ~",
  AO: "f2 ~ bb1@2 c2@2 d2@2 eb2 ~@3 eb2@2 ~@2", AP: "ab1@3 ~ c2@3 ~ db2@3 ~ bb1@4", AQ: "eb2@2 f2 g2 ab2@2 eb2 ~",
  AR: "ab1@3 ~ eb1@3 ~ bb1@3 ~ eb1@3 ~", AS: "bb1@3 ~ eb1@3 ~ ab1@3 ~ eb1@3 ~", AT: "ab1 c2 db2 bb1",
  AU: "eb2@4 f2@2 g2@2 ab2@3 ~ eb2@2 ~@2", AV: "ab1 ~ c2@2 db2@2 bb1@2", AW: "eb2@3 ~ f2@2 g2@2 ab2 ~@3 ab1@2 ~@2",
  AX: "bb1@3 ~ d2@3 ~ eb2@4 c2@3 ~", AY: "f2@4 g2 ~ a2@2 bb2@4 f2@3 ~", AZ: "bb1@3 ~ f1@3 ~ c2@3 ~ f1@3 ~",
  BA: "c2@4 f1@3 ~ bb1@3 ~ f1@3 ~", BB: "bb1@3 ~ d2@3 ~ eb2@3 ~ c2@3 ~", BC: "f2@3 ~ g2 ~ a2 ~ bb2@3 ~ f2@2 ~@2",
  BD: "bb1@3 ~ d2@4 eb2@3 ~ c2@3 ~", BE: "[f2@3 ~ g1 ~ a1 ~ bb1 ~@3 bb1@8 ~@12]/2",
})).s("gm_electric_bass_finger").gain(0.45)

// chords · trumpet
const trumpet = note(`<
  A B A C A D A C A B A C A E A F ~ G H I J G K L M G H L N G H L O P Q ~ R ~ S ~ T U V ~ T ~ W ~ T U X Y Z AA AB Y Z AC
  AD AE AF ~ AG AE AH AI AJ ~
>`.pickRestart({
  A: "~@14 d5 db5", B: "c5 db5 d5 db5 c5 db5 d5 db5 c5 f5 a5 d6 c6@3 ~",
  C: "c5 db5 d5 db5 c5 db5 d5 db5 c5 e5 g5 d6 c6@4", D: "c5 db5 d5 db5 c5 db5 d5 db5 [c5,d5] f5 a5 d6 c6@4",
  E: "c5 db5 d5 db5 c5 db5 d5 db5 c5 f5 a5 d6 c6@4", F: "c5 db5 d5 db5 c5 db5 d5 db5 c5 e5 g5 d6 c6@3 ~",
  G: "~@2 [d5,f5]!2 [f5,bb5] ~ [bb5,d6] ~ [d5,g5] ~ [d5,g5] ~ [d5,f5]@4", // Dm Bb5 Bb G5 Dm
  H: "~@2 [d5,f5]!2 [f5,bb5] ~ f5@2 [eb5,a5] ~ [eb5,g5] ~ [eb5,f5]@4, ~@6 d5 ~@9", // Dm Bb5 Ebdim Eb Ebsus2
  I: "~@2 [eb5,f5]!2 [eb5,a5] ~ [a5,eb6] ~ [eb5,a5] ~ [eb5,a5] ~ [eb5,g5]@4", // Ebsus2 Ebdim Adim Ebdim Eb
  J: "~@2 [eb5,f5]!2 [eb5,g5] ~ [eb5,a5] ~ [d5,bb5] ~ [d5,g5] ~ [d5,f5]@4", // Ebsus2 Eb Ebdim Gm G5 Dm
  K: "~@2 [d5,f5]!2 [f5,bb5] ~ [d5,f5] ~ [eb5,a5] ~ [eb5,g5] ~ [eb5,f5]@4", // Dm Bb5 Dm Ebdim Eb Ebsus2
  L: "~@2 [eb5,f5]!2 [eb5,a5] ~ [a5,eb6] ~ [eb5,a5] ~ [eb5,a5] ~ [eb5,g5]@3 ~", // Ebsus2 Ebdim Adim Ebdim Eb
  M: "[eb5,a5] ~ [eb5,g5] ~ [eb5,f5] ~ [a4,eb5] ~ [bb4,d5]@5 ~@3", // Ebdim Eb Ebsus2 Adim Bb
  N: "[eb5,f5] ~ [eb5,f5] ~ [eb5,g5] ~ [eb5,a5]@2 [d5,bb5] ~ [d5,g5] ~ [d5,f5]@4", // Ebsus2 Eb Ebdim Gm G5 Dm
  O: "[eb5,a5] ~ [eb5,g5] ~ [eb5,f5] ~ [a4,eb5] ~ [bb4,d5]@4 ~@2 [bb5,bb6]!2", // Ebdim Eb Ebsus2 Adim Bb
  P: "[bb5,bb6]!2 [a5,a6]!2 [ab5,ab6]!2 [g5,g6]!2 [f5,f6]!2 [eb5,eb6]!2 [d5,d6]!2 [c5,c6]!2", // Bb A Ab G F Eb D C
  Q: "[bb4,bb5] ~@2 b5 c6 ~ d6 ~ eb6 ~@7", R: "~@2 [eb5,g5]@2 ~@2 [eb5,g5] ~ [f5,ab5]@3 ~@5",
  S: "~ [f5,ab5] ~ ab5 [g5,bb5]@2 ~@2, ~@6 f5 ~@9", T: "~@2 [eb5,g5]@2 ~@2 g5@2 [f5,ab5]@3 ~@5, ~@6 eb5 ~@9",
  U: "~@14 [bb5,d6]!2", V: "bb5@2 [ab5,c6] ~ [g5,bb5] ~ [f5,ab5] ~ [eb5,g5]@4 ~@4, d6 ~@15",
  W: "~@2 [f5,ab5]@2 ~@2 ab5@2 [g5,bb5]@3 ~@5, ~@6 f5 ~@9", // Fm Gm
  X: "[bb5,d6] ~ [ab5,c6] ~ [g5,bb5] ~ [f5,ab5] ~ [eb5,g5] ~@4 c5 eb5 ab5", // Bb Ab Gm Fm Eb
  Y: "[ab5,c6]!4 [g5,bb5] ~ [f5,ab5] ~ g5@2 ab5@2 [g5,bb5] ~ [f5,ab5]!2, ~@8 eb5 ~ f5 ~@5", // Ab Gm Fm Gm Fm
  Z: "[eb5,g5] ~ [eb5,g5]!2 [db5,f5] ~ [db5,f5]!2 [c5,eb5] ~ [eb5,ab5] ~ [ab5,c6] ~@3", AA: "~@14 [eb6,g6]!2",
  AB: "[eb6,g6] ~ [db6,f6] ~ [c6,eb6] ~ [bb5,db6] ~ [ab5,c6] ~@4 c5 eb5 ab5", AC: "~@14 eb5!2",
  AD: "eb5 ~ [db6,f6]@2 [c6,eb6] ~ [bb5,db6] ~ [ab5,c6] ~@7", // Db Cm Bbm Ab
  AE: "[bb5,d6]!4 [a5,c6] ~ [g5,bb5] ~ [f5,a5] ~ [g5,bb5] ~ [a5,c6] ~ [g5,bb5]!2", // Bb Am Gm F Gm Am Gm
  AF: "[f5,a5] ~ [f5,a5]!2 [eb5,g5] ~ [eb5,g5]!2 [d5,f5] ~ [f5,bb5] ~ [bb5,d6]@2 ~@2", AG: "~@13 d5 f5 bb5",
  AH: "[f5,a5] ~ [f5,a5]!2 [eb5,g5] ~ [eb5,g5]!2 [d5,f5] ~ [f5,bb5] ~ [bb5,d6] ~@3", AI: "~@14 f5!2",
  AJ: "f5 ~ eb6@2 [d6,f6] ~ [c6,eb6] ~ [bb5,d6] ~ [d5,bb5]!3 ~@3, ~@2 g6 ~@13", // Dm Cm Bb Gm
})).s("gm_trumpet").gain(0.4).pan(0.3)

// chords · string ensemble 2 · "STRINGS"
const string_ensemble_2 = note("<~ A@7 B@8 C D@8 E@3 F@7 G@7 H@8 I J K@4 L@3 M@8 ~>".pickRestart({
  A: "[[c4,f4]@11 ~ [e4,bb4]@16 a4@16 [e4,bb4]@12, a4@12 ~@16 f4@15 ~@13]/7", // F5 Edim
  B: "[~@8 f4@30 ~@2 e4@30 ~@2 a4@31 ~ e4@24, ~@7 a4@31 ~ bb4@31 ~@2 f4@30 ~ bb4@25]/8", C: "~@7 [f4,a4]@4 ~@5",
  D: "[[d4,bb4]@23 a4@32 ~ d4@30 ~ [eb4,a4]@31 ~@2 [d4,f4,bb4]@7 ~, f4@54 ~ bb4@31 ~@42, ~@23 eb4@30 ~@3 f4@62 ~@10]/8", // Gm Ebdim Bb
  E: "[bb4@23 ~ a4@24, f4, d4@22 ~ eb4@25]/3",
  F: "[~@7 bb4@32 ~ a4@32 [d4,f4,bb4]@27 ~@13, ~ f4@9 ~@6, ~@7 d4@30 ~@2 eb4@31 ~@42]/7", // Bb
  G: "[eb4@13 ~ eb4@9 ~ d4@31 [eb4,g4]@30 ~@2 [d4,ab4]@25, bb3, g4@22 ~ ab4@30 ~@59]/7", // Eb Ddim
  H: "[~@7 [eb4,g4]@31 ~@2 d4@31 ~ g4@31 ~ d4@24, ~@40 ab4@30 ~ eb4@31 ~ ab4@25]/8", I: "~@7 [eb4,g4]@6 ~@3",
  J: "eb4 f4, ab4, c4@3 ~ db4@3 ~",
  K: "[[bb3,g4]@7 ~ ab4@16 ~ g4@15 c4@15 ~ f4@8, eb4@28 db4@3 ~, ~@8 c4@15 ~ db4@15 ~ ab4@24]/4", // Eb
  L: "[[db4,g4]@8 c4@14 ~@2 f4@8 g4@7 ~ [c4,ab4]@2 ~@6, eb4@12 db4@7 ~@5, ~@8 ab4@23 ~ eb4@10 ~@6]/3", // Dbdim Fm
  M: "[f4@8 g4@7 [f4,a4]@8 ~ bb4@16 [eb4,a4]@15 ~ d4@14 ~@2 g4@6 ~@2 [f4,a4]@8 f4@16 g4@7 ~ a4@8 [d4,f4,bb4] ~@3 [d4,f4,bb4]@2 ~@2, bb4@16 ~@8 d4@14 ~@18 bb4@24 ~@8 bb4@23 ~ f4@6 ~@10, d4@6 ~@2 eb4@15 ~ f4@48 eb4@15 ~ d4@13 ~@3 eb4@14 ~@10]/8", // F Ebdim F Bb
})).s("gm_string_ensemble_2").gain(0.24).pan(0.4)

// chords · acoustic guitar nylon · "A.GUITAR"
const acoustic_guitar_nylon = note(`<
  ~ A B C D E B C F E B C D E B C F G H I J G H I K G H I J G H I L ~@2 M N O P M N O Q M N O P M N O Q R S T S R S R U
  V W X W V W V Y ~
>`.pickRestart({
  A: "~@2 [a3,c4,f4] ~@3 [a3,b3,c4,f4] ~@3 [a3,c4,f4] ~@3 [a3,c4,f4] ~", // F
  B: "~@2 [a3,c4,f4] ~@3 [a3,c4,f4] ~@3 [bb3,c4,e4] ~@3 [bb3,c4,e4] ~", // F C7
  C: "~@2 [bb3,c4,e4] ~@3 [bb3,c4,e4] ~@3 [bb3,c4,e4] ~@3 [bb3,c4,e4] ~", // C7
  D: "~@2 [bb3,c4,e4] ~@3 [bb3,c4,e4] ~@3 [a3,c4,f4] ~@3 [a3,c4,f4] ~", // C7 F
  E: "~@2 [a3,c4,f4] ~@3 [a3,c4,f4] ~@3 [a3,c4,f4] ~@3 [a3,c4,f4] ~", // F
  F: "~@2 [bb3,c4,e4] ~@3 [bb3,c4,e4] ~ [a3,c4,f4] ~@3 [a3,c4,f4] ~@3", // C7 F
  G: "~@2 [bb3,d4,f4] ~@3 [bb3,d4,f4] ~@3 [bb3,d4,f4] ~@3 [bb3,d4,f4] ~", // Bb
  H: "~@2 [bb3,d4,f4] ~@3 [bb3,d4,f4] ~@3 [a3,eb4,f4] ~@3 [a3,eb4,f4] ~", // Bb F7
  I: "~@2 [a3,eb4,f4] ~@3 [a3,eb4,f4] ~@3 [a3,eb4,f4] ~@3 [a3,eb4,f4] ~", // F7
  J: "~@2 [a3,eb4,f4] ~@3 [a3,eb4,f4] ~@3 [bb3,d4,f4] ~@3 [bb3,d4,f4] ~", // F7 Bb
  K: "~@2 [a3,eb4,f4] ~@3 [a3,eb4,f4] ~ [bb3,d4,f4] ~@3 [bb3,d4,f4]@3 ~", // F7 Bb
  L: "~@2 [a3,eb4,f4] ~@3 [a3,eb4,f4] ~ [bb3,d4,f4] ~@3 [bb3,d4,f4] ~@3", // F7 Bb
  M: "~@2 [bb3,eb4,g4] ~@3 [bb3,eb4,g4] ~@3 [bb3,eb4,g4] ~@3 [bb3,eb4,g4] ~", // Eb
  N: "~@2 [bb3,eb4,g4] ~@3 [bb3,eb4,g4] ~@3 [bb3,d4,ab4] ~@3 [bb3,d4,ab4] ~", // Eb Bb7
  O: "~@2 [bb3,d4,ab4] ~@3 [bb3,d4,ab4] ~@3 [bb3,d4,ab4] ~@3 [bb3,d4,ab4] ~", // Bb7
  P: "~@2 [bb3,d4,ab4] ~@3 [bb3,d4,ab4] ~@3 [bb3,eb4,g4] ~@3 [bb3,eb4,g4] ~", // Bb7 Eb
  Q: "~@2 [bb3,d4,ab4] ~@3 [bb3,d4,ab4] ~ [bb3,eb4,g4] ~@3 [bb3,eb4,g4] ~@3", // Bb7 Eb
  R: "~@2 [c4,eb4,ab4] ~@3 [c4,eb4,ab4] ~@3 [db4,f4,ab4] ~@3 [db4,f4,ab4] ~", // Ab Db
  S: "~@2 [db4,eb4,g4] ~@3 [db4,eb4,g4] ~@3 [c4,eb4,ab4] ~@3 [c4,eb4,ab4] ~", // Eb7 Ab
  T: "~@2 [c4,eb4,ab4] ~@3 [c4,eb4,ab4] ~@3 [db4,eb4,g4] ~@3 [db4,eb4,g4] ~", // Ab Eb7
  U: "~@2 [db4,eb4,g4] ~@3 [db4,eb4,g4] ~ [c4,eb4,ab4] ~@3 [c4,eb4,ab4] ~@3", // Eb7 Ab
  V: "~@2 [d4,f4,bb4] ~@3 [d4,f4,bb4] ~@3 [eb4,g4,bb4] ~@3 [eb4,g4,bb4] ~", // Bb Eb
  W: "~@2 [eb4,f4,a4] ~@3 [eb4,f4,a4] ~@3 [d4,f4,bb4] ~@3 [d4,f4,bb4] ~", // F7 Bb
  X: "~@2 [d4,f4,bb4] ~@3 [d4,f4,bb4] ~@3 [eb4,f4,a4] ~@3 [eb4,f4,a4] ~", // Bb F7
  Y: "~@2 [eb4,f4,a4] ~@3 [eb4,f4,a4] ~ [d4,f4,bb4] ~@3 [d4,f4,bb4]@3 ~", // F7 Bb
})).s("gm_acoustic_guitar_nylon").gain(0.36).pan(0.7)

// drums · kick
const kick = s("bd").struct("<~ [x!4]!32 x!2 [x!4]!32 ~>").gain(0.45)

// drums · hihat
const hihat = s("hh").struct("<~ A@23 B A@8 C D A@31 B ~>".pickRestart({
  A: "x!8", B: "x!7 ~", C: "x", D: "x ~@6 x",
})).gain(0.3)

// drums · crash
const crash = s("cr").struct(`<
  ~ A ~@3 A ~@3 A ~@3 A ~@3 A ~@6 B A ~@7 A C A ~@7 A ~@7 A ~@3 A ~@3 A ~@5 A B ~
>`.pickRestart({
  A: "x", B: "~@3 x", C: "x ~@2 x",
})).gain(0.35)

// drums · tambourine
const tambourine = s("tb").struct("<~ A@11 B A@20 ~@2 A@7 C A@7 D A@15 D ~>".pickRestart({
  A: "~ x ~ x ~ x ~ x", B: "~ x ~ x ~ x!2 ~", C: "~ x ~ x ~@4", D: "~ x ~ x!2 ~ x ~",
})).gain(0.35)

// drums · cowbell
const cowbell = s("cb").struct("<~ [x!4]!32 x!2 [x!4]!32 ~>").gain(0.35)

// drums · lt
const lt = s("lt").struct(`<
  ~ A@3 B A@3 C A@3 C A@3 C A@3 D A@3 C A@3 D A@3 C ~ E A@7 C A@3 C A@7 F A@3 C A@5 C A G ~
>`.pickRestart({
  A: "~ x ~ x", B: "~@4 x ~@7 x ~ x!2", C: "~@4 x ~@5 x!3 ~ x ~", D: "~@4 x ~@7 x!3 ~", E: "~@3 x!2 ~ x ~ x ~@7",
  F: "~@4 x ~@5 x ~ x!3 ~", G: "~@4 x ~@3 x ~ x!3 ~@3",
})).gain(0.35)

stack(bass, trumpet, string_ensemble_2, acoustic_guitar_nylon, kick, hihat, crash, tambourine, cowbell, lt)