[{"data":1,"prerenderedAt":4},["ShallowReactive",2],{"chart:cheek-to-cheek":3},"title: Cheek To Cheek\ncomposer: Irving Berlin\nstyle: Medium Up Swing\nkey: C\nform: AABBC, 56 bars\n# analysis: 2026-10-31, rules v2; C\n\nsection: A\n1  | CMaj7   # tonic: the 4th is in the key\n1  | C#dim7  # vii°7 of Dm7: A7♭9 without its root\n2  | Dm7     # ii of the ii–V to C\n2  | G7      # V7 of C: natural tensions\n3  | CMaj7   # tonic: the 4th is in the key\n3  | C#dim7  # vii°7 of Dm7: A7♭9 without its root\n4  | Dm7     # ii of the ii–V to C\n4  | G7      # V7 of C: natural tensions\n5  | CMaj7   # tonic: the 4th is in the key\n5  | Dm7     # ii: Dorian, the key’s own notes\n6  | Ebdim7  # vii°7 of Em7: B7♭9 without its root\n6  | Em7     # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\n7  | Bb7#11  # tritone substitute: resolves down a half step to A7\n8  | A7      # extended dominant: each one falls a fifth into the next: natural tensions\n8  | D7      # V7 of V7: the dominant of the dominant: natural tensions\n9  | G7      # V7 in C, not resolving: natural tensions\n9  | Dm7     # ii: Dorian, the key’s own notes\n10 | Em7     # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\n10 | F7      # extended dominant: V7 of Bb7#11\n11 | Bb7#11  # tritone substitute: resolves down a half step to A7\n12 | A7      # V7\u002Fii in C: the b13 is in the key\n13 | Dm7     # ii of G7: Dorian\n14 | G7      # V7\u002FI in C: natural tensions\n15 | Em7     # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\n15 | A7      # V7\u002Fii in C: the b13 is in the key\n16 | Dm7     # ii of the ii–V to C\n16 | G7      # V7 of C: natural tensions\n17 | C6      # tonic: the 4th is in the key\n18 | C6\n@nav 18 Fine\n@ending 1 15 16\n@ending 2 17 18\n\nsection: B1\n1  | Dm7     # ii of the ii–V to C\n1  | G7      # V7 of C: natural tensions\n2  | C6      # tonic: the 4th is in the key\n2  | A7      # V7\u002Fii in C: the b13 is in the key\n3  | Dm7     # ii of the ii–V to C\n3  | G7      # V7 of C: natural tensions\n4  | C6      # tonic: the 4th is in the key\n4  | A7      # V7\u002Fii in C: the b13 is in the key\n5  | Dm7     # ii of the ii–V to C\n5  | G7      # V7 of C: natural tensions\n6  | C6      # tonic: the 4th is in the key\n6  | A7      # V7\u002Fii in C: the b13 is in the key\n7  | Dm7     # ii of the ii–V to C\n7  | G7      # V7 of C: natural tensions\n8  | C6      # tonic: the 4th is in the key\n\nsection: B2\ncopy: B1\n\nsection: C\n1  | Cm7     # a borrowed minor chord: Dorian, its own key\n2  | Cm7\n3  | Ebm7    # ii of Ab7: Dorian\n4  | Ab7     # extended ii–V: a side-step, its own key\n5  | Dm7b5   # iiø7 of G7: Locrian, the key's own notes (its ♭2 is a passing note)\n6  | G7      # extended ii–V: a side-step, its own key: b9 and b13 are in the key\n6  | G#dim7  # vii°7 of Am7: E7♭9 without its root\n7  | Am7     # vi: Aeolian, the key's own notes (the ♭6 is a passing note)\n8  | Dm7     # ii of the ii–V to C\n8  | G7      # V7 of C: natural tensions\n@nav 7 D.C. al 2nd ending\n",1793575884912]