[{"data":1,"prerenderedAt":4},["ShallowReactive",2],{"chart:blues-march":3},"title: Blues March\ncomposer: Benny Golson\nstyle: Medium Swing\nkey: Bb\nform: AABB, 48 bars\n# analysis: 2026-10-31, rules v2; Bb, blues\n\nsection: A1\n1  | Bb7    # I7 of the blues: a tonic with dominant color, Mixolydian\n2  | Eb7    # IV7 of the blues: a subdominant with dominant color, Mixolydian (the #11 is an extra color)\n3  | Bb7    # I7 of the blues: a tonic with dominant color, Mixolydian\n4  | Bb7\n5  | Eb7    # IV7 of the blues: a subdominant with dominant color, Mixolydian (the #11 is an extra color)\n5  | Ab7    # extended dominant: V7 of Db7\n6  | Db7    # extended dominant: V7 of Gb7\n6  | Gb7    # ♭VI7 from the parallel minor: Lydian Dominant\n7  | Gm7b5  # viø7 in Bb: Locrian, its own mode (the chord is outside the key)\n7  | Ab7    # ♭VII7 from the parallel minor: Lydian Dominant\n8  | A7     # VII7 in Bb, not resolving: b9 and b13 are in the key\n8  | Bb7    # I7 of the blues: a tonic with dominant color, Mixolydian\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 of the blues: a tonic with dominant color, Mixolydian\n11 | Db7    # extended dominant: V7 of Gb7\n12 | Gb7    # extended dominant: V7 of B7\n12 | B7     # tritone substitute: resolves down a half step to Bb7\n@coda 10\n\nsection: A2\ncopy: A1\n\nsection: B1\n1  | Bb7    # I7 of the blues: a tonic with dominant color, Mixolydian\n2  | Eb7    # IV7 of the blues: a subdominant with dominant color, Mixolydian (the #11 is an extra color)\n3  | Bb7    # I7 of the blues: a tonic with dominant color, Mixolydian\n4  | Bb7\n5  | Eb7    # IV7 of the blues: a subdominant with dominant color, Mixolydian (the #11 is an extra color)\n5  | E7     # tritone substitute: resolves down a half step to Eb7\n6  | Eb7    # IV7 of the blues: a subdominant with dominant color, Mixolydian (the #11 is an extra color)\n6  | Edim7  # ♯IV°7 to I over its 5th: A7♭9 without its root, the ♯II°7's notes\n7  | Bb7\u002FF  # I7 of the blues: a tonic with dominant color, Mixolydian\n7  | Eb7    # IV7 of the blues: a subdominant with dominant color, Mixolydian (the #11 is an extra color)\n8  | Dm7    # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\n8  | G7     # V7\u002Fii in Bb: the b13 is in the key\n9  | Cm7    # ii of F7: Dorian\n10 | F7     # extended dominant: V7 of Bb7\n11 | Bb7    # I7 of the blues: a tonic with dominant color, Mixolydian\n11 | G7     # V7\u002Fii in Bb: the b13 is in the key\n12 | Cm7    # ii of F7: Dorian\n12 | F7     # extended dominant: V7 of Bb7\n\nsection: B2\ncopy: B1\n\nsection: Coda1\n1  | Bb7    # I7 of the blues: a tonic with dominant color, Mixolydian\n1  | Db7    # extended dominant: V7 of Gb7\n2  | Gb7    # extended dominant: V7 of B7\n2  | B7     # tritone substitute: resolves down a half step to Bb7\n@coda 1\n\nsection: Coda2\ncopy: Coda1\n",1793575883525]