[{"data":1,"prerenderedAt":4},["ShallowReactive",2],{"chart:sposin":3},"title: S'posin'\ncomposer: Paul Denniker\nstyle: Medium Swing\nkey: Bb\nform: ABAC, 32 bars\n# analysis: 2026-10-31, rules v2; Bb\n\nsection: A1\n1 | BbMaj7  # tonic: the 4th is in the key\n2 | BbMaj7\n3 | Cm7     # ii of the ii–V to Bb\n4 | F7      # V7 of Bb: natural tensions\n5 | BbMaj7  # tonic: the 4th is in the key\n6 | BbMaj7\n7 | Cm7     # ii of the ii–V to Bb\n8 | F7      # V7 of Bb: natural tensions\n\nsection: B\n1 | BbMaj7  # tonic: the 4th is in the key\n2 | Am7b5   # iiø7 of G minor: Locrian, the key's own notes (its ♭2 is a passing note)\n2 | D7#9    # V7\u002Fvi in Bb: the b13 is in the key, b9, #9 and #11 from the symbol\n3 | Gm7     # ii of C7: Dorian\n4 | Gm7\n5 | C7      # V7\u002FV in Bb: natural tensions\n6 | C7\n7 | Cm7     # ii of the ii–V to Bb\n8 | F7      # V7 of Bb: natural tensions\n\nsection: A2\n1 | BbMaj7  # tonic: the 4th is in the key\n2 | BbMaj7\n3 | Cm7     # ii of the ii–V to Bb\n4 | F7      # V7 of Bb: natural tensions\n5 | BbMaj7  # tonic: the 4th is in the key\n6 | Fm7     # ii of the ii–V to Eb\n6 | Bb7     # V7\u002FIV in Bb: natural tensions\n7 | Eb6     # the Bb7 before it makes Eb the key of the moment: the 4th is in the key\n8 | Ab7     # tritone substitute: resolves down a half step to Gm7\n\nsection: C\n1 | Gm7     # vi: Aeolian, the key's own notes (the ♭6 is a passing note)\n2 | Em7b5   # #ivø7 in Bb: Locrian, its own mode (the chord is outside the key)\n2 | Eb7     # tritone substitute: resolves down a half step to D7\n3 | D7      # V7\u002Fvi in Bb: b9 and b13 are in the key\n4 | Gm7     # vi: Aeolian, the key's own notes (the ♭6 is a passing note)\n5 | BbMaj7  # tonic: the 4th is in the key\n5 | G7#9    # V7\u002Fii in Bb: the b13 is in the key, b9, #9 and #11 from the symbol\n6 | Cm7     # ii of the ii–V to Bb\n6 | F7      # V7 of Bb: natural tensions\n7 | Bb6     # tonic: the 4th is in the key\n8 | Cm7     # ii of the ii–V to Bb\n8 | F7      # V7 of Bb: natural tensions\n",1793575901269]