[{"data":1,"prerenderedAt":4},["ShallowReactive",2],{"chart:the-thumper":3},"title: The Thumper\ncomposer: Jimmy Heath\nstyle: Up Swing\nkey: Bb\nform: AA, 24 bars\n# analysis: 2026-10-31, rules v2; Bb\n\nsection: A1\n1  | Bb     # tonic: the 4th is in the key\n2  | Eb     # IV: the #4 is the key’s 7th\n2  | Edim   # ♯IV°7 to I: A7♭9 without its root, the ♯II°7's notes\n3  | Bb7    # I7 in Bb, not resolving: natural tensions\n4  | Fm7    # ii of Bb7: Dorian\n4  | Bb7    # extended dominant: V7 of Eb9\n5  | Eb9    # IV7 in Bb, not resolving: the #11 is in the key\n6  | Edim   # ♯IV°7 to I: A7♭9 without its root, the ♯II°7's notes\n6  | Bb     # tonic: the 4th is in the key\n7  | Ab7    # tritone substitute: resolves down a half step to G7b9\n7  | G7b9   # VI7 in Bb, not resolving: the b13 is in the key, the b9 from the symbol\n8  | Fm6    # a minor sixth chord: Dorian\n8  | G7     # V7\u002Fii in Bb: the b13 is in the key\n9  | Cm7b5  # iiø7 of F7: Locrian, the key's own notes (its ♭2 is a passing note)\n10 | F7     # extended dominant: V7 of Bb7\n11 | Bb7    # I7 in Bb, not resolving: natural tensions\n12 | F7     # V7 of Bb: natural tensions\n\nsection: A2\ncopy: A1\n",1793575903440]