[{"data":1,"prerenderedAt":4},["ShallowReactive",2],{"chart:airmail-special":3},"title: Airmail Special\ncomposer: Charlie Christian\nstyle: Medium Up Swing\nkey: C\nform: AABA, 32 bars\n# analysis: 2026-10-31, rules v2; C\n\nsection: A1\n1 | C6      # tonic: the 4th is in the key\n1 | Am7     # vi: Aeolian, the key's own notes (the ♭6 is a passing note)\n2 | Dm7     # ii of G7: Dorian\n2 | G7      # V7\u002FI in C: natural tensions\n3 | Em7     # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\n3 | A7      # V7\u002Fii in C: the b13 is in the key\n4 | Dm7     # ii of the ii–V to C\n4 | G7      # V7 of C: natural tensions\n5 | C       # tonic: the 4th is in the key\n5 | C7\u002FE    # V7\u002FIV in C: natural tensions\n6 | F       # the C7\u002FE before it makes F the key of the moment: the 4th is in the key\n6 | F#dim7  # ♯IV°7 to I over its 5th: B7♭9 without its root, the ♯II°7's notes\n7 | C\u002FG     # tonic: the 4th is in the key\n8 | C       # tonic: the 4th is in the key\n\nsection: A2\ncopy: A1\n\nsection: B\n1 | Cdim7   # passing diminished: a rootless dominant ♭9; not functioning diatonically: the symmetric scale\n2 | Cdim7\n3 | Cdim7\n4 | Cdim7\n5 | Cdim7\n5 | Bdim7   # passing diminished: a rootless dominant ♭9; not functioning diatonically: the symmetric scale\n6 | Bbdim7  # passing diminished: Eb7♭9 without its Eb, the Ab7's dominant; not functioning diatonically: the symmetric scale\n7 | Ab7     # tritone substitute: resolves down a half step to G7\n8 | G7      # V7 of C: natural tensions\n\nsection: A3\n1 | C6      # tonic: the 4th is in the key\n1 | Am7     # vi: Aeolian, the key's own notes (the ♭6 is a passing note)\n2 | Dm7     # ii of G7: Dorian\n2 | G7      # V7\u002FI in C: natural tensions\n3 | Em7     # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\n3 | A7      # V7\u002Fii in C: the b13 is in the key\n4 | Dm7     # ii of the ii–V to C\n4 | G7      # V7 of C: natural tensions\n5 | C       # tonic: the 4th is in the key\n5 | C7      # V7\u002FIV in C: natural tensions\n6 | F       # the C7 before it makes F the key of the moment: the 4th is in the key\n6 | F#dim7  # ♯IV°7 to I over its 5th: B7♭9 without its root, the ♯II°7's notes\n7 | C\u002FG     # tonic: the 4th is in the key\n8 | C       # tonic: the 4th is in the key\n",1793575880844]