[{"data":1,"prerenderedAt":4},["ShallowReactive",2],{"chart:duff":3},"title: Duff\ncomposer: Hapton Hawes\nstyle: Medium Swing\nkey: Bb\nform: AA, 24 bars\n# analysis: 2026-10-31, rules v2; Bb\n\nsection: A\n1  | Bb    # tonic: the 4th is in the key\n2  | Eb7   # IV7 in Bb, not resolving: the #11 is in the key\n3  | Bb    # tonic: the 4th is in the key\n4  | Bb7   # extended dominant: V7 of Eb7\n5  | Eb7   # IV7 in Bb, not resolving: the #11 is in the key\n6  | Eb7\n7  | Bb    # tonic: the 4th is in the key\n8  | Dm7   # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\nalt 8  | Dm7   # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\nalt 8  | Db7   # tritone substitute: resolves down a half step to Cm7\n9  | Cm7   # ii of the ii–V to Bb\n10 | F7    # V7 of Bb: natural tensions\n11 | Bb    # tonic: the 4th is in the key\n11 | Bb7   # V7\u002FIV in Bb: natural tensions\n12 | Eb    # the Bb7 before it makes Eb the key of the moment: the 4th is in the key\n12 | Ebm   # iv from the parallel minor: Dorian, its notes\n13 | Eb    # IV: the #4 is the key’s 7th\n13 | F7b9  # V7 of Bb: the b9 from the symbol\n@ending 1 12\n@ending 2 13\n",1793575886985]