// Along Comes A Woman — Chicago
// 112 bpm, 4/4, key D major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(112/4)

const chords = arrange(
  // intro (8 bars)
  [8, "<A7!8>"],
  // verse (8 bars)
  [8, "<A7!8>"],
  // pre-chorus (8 bars)
  [8, "<Bm G Bm G Bm G [F#m@2 G@2] A>"],
  // chorus (8 bars)
  [8, "<[G@2 A@2] [D@3 A] [G@2 A@2] [D@3 A] [G@2 A@2] D Bm!2>"],
  // pre-verse (4 bars)
  [4, "<A7!4>"],
  // verse (8 bars)
  [8, "<A7!8>"],
  // pre-chorus (8 bars)
  [8, "<Bm G Bm G Bm G [F#m@2 G@2] A>"],
  // chorus (16 bars)
  [16, "<[G@2 A@2] [D@3 A] [G@2 A@2] [D@3 A] [G@2 A@2] D Bm!2 [G@2 A@2] [D@3 A] [G@2 A@2] [D@3 A] [G@2 A@2] D Bm!2>"],
  // instrumental (16 bars)
  [16, "<A11!16>"],
  // chorus (16 bars)
  [16, "<[G@2 A@2] [D@3 A] [G@2 A@2] [D@3 A] [G@2 A@2] D Bm!2 [G@2 A@2] [D@3 A] [G@2 A@2] [D@3 A] [G@2 A@2] D Bm!2>"],
  // fadeout (6 bars)
  [6, "<[G@2 A@2] [D@3 A] [G@2 A@2] [D@3 A] [G@2 A@2] D>"],
)
const bassline = arrange(
  [8, "<a2!8>"],
  [8, "<a2!8>"],
  [8, "<b2 g2 b2 g2 b2 g2 [f#2@2 g2@2] a2>"],
  [8, "<[g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] d2 e2!2>"],
  [4, "<a2!4>"],
  [8, "<a2!8>"],
  [8, "<b2 g2 b2 g2 b2 g2 [f#2@2 g2@2] a2>"],
  [16, "<[g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] d2 e2!2 [g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] d2 e2!2>"],
  [16, "<a2!16>"],
  [16, "<[g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] d2 e2!2 [g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] d2 e2!2>"],
  [6, "<[g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] [d2@3 a2] [g2@2 c#2@2] d2>"],
)

// chords · gm_piano
const keys = chord(chords).voicing().s("gm_piano").gain(0.8)
// bass · gm_electric_bass_finger
const bass = note(bassline).s("gm_electric_bass_finger").gain(0.9)
// drums
const drums = s("[bd hh] [sd hh] [bd hh] [sd hh]").gain(0.8)

stack(keys, bass, drums)