[{"data":1,"prerenderedAt":4},["ShallowReactive",2],{"chart:i-didnt-know-about-you":3},"title: I Didn't Know About You\ncomposer: Duke Ellington\nstyle: Ballad\nkey: F\nform: AABA, 32 bars\n# analysis: 2026-10-31, rules v2; F\n\nsection: A1\n# area: F major (A1 1 – B 5)\n1  | Gm7     # ii of the ii–V to F\n1  | C7      # V7 of F: natural tensions\n2  | FMaj7   # tonic: the 4th is in the key\n2  | F6      # tonic: the 4th is in the key\n3  | Bb7     # tritone substitute: resolves down a half step to A7\n3  | A7      # III7 in F, not resolving: b9 and b13 are in the key\n4  | Eb9     # tritone substitute: resolves down a half step to D7b9\n4  | D7b9    # extended dominant: V7 of G7#11; b9 from the symbol\n5  | G7#11   # II7 in F, not resolving: the #11 from the symbol\n6  | Gm7     # ii of C7: Dorian\n6  | C7      # V7\u002FI in F: natural tensions\n7  | Am7     # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\n8  | Eb7     # tritone substitute: resolves down a half step to D7b9\n8  | D7b9    # VI7 in F, not resolving: the b13 is in the key, the b9 from the symbol\n9  | F6      # tonic: the 4th is in the key\n10 | F6\n@ending 1 7 8\n@ending 2 9 10\n\nsection: B\n1  | Cm7     # ii of F7: Dorian\n1  | F7      # V7\u002FIV in F: natural tensions\n2  | Cm7     # ii of the ii–V to Bb\n2  | F7      # V7\u002FIV in F: natural tensions\n3  | BbMaj7  # the F7 before it makes Bb the key of the moment: the 4th is in the key\n4  | Eb7#11  # ♭VII7 from the parallel minor: Lydian Dominant\n5  | Bbm7    # ii of Eb7: Dorian\n5  | Eb7     # extended ii–V: a side-step, its own key\n# area: Ab major (B 6–8)\n6  | Bbm7    # ii of the ii–V to Ab\n6  | Eb7     # V7 of Ab: natural tensions\n7  | AbMaj7  # tonic: the 4th is in the key\n8  | Am7     # ii of the ii–V to G minor\n8  | D7b5    # V7\u002Fvii in Ab: 9, #11 and 13 from the symbol\n\nsection: A2\n# area: F major (A2 1–8)\n1  | Gm7     # ii of the ii–V to F\n1  | C7      # V7 of F: natural tensions\n2  | FMaj7   # tonic: the 4th is in the key\n2  | F6      # tonic: the 4th is in the key\n3  | Bb7     # tritone substitute: resolves down a half step to A7\n3  | A7      # III7 in F, not resolving: b9 and b13 are in the key\n4  | Eb9     # tritone substitute: resolves down a half step to D7b9\n4  | D7b9    # extended dominant: V7 of G7#11; b9 from the symbol\n5  | G7#11   # II7 in F, not resolving: the #11 from the symbol\n6  | Gm7     # ii of the ii–V to F\n6  | C7      # V7 of F: natural tensions\n7  | F6      # tonic: the 4th is in the key\n7  | Gm7     # ii: Dorian, the key’s own notes\n8  | Am7     # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\n8  | D7b9    # V7\u002Fii in F: the b13 is in the key, the b9 from the symbol\n",1793575890233]