[{"data":1,"prerenderedAt":4},["ShallowReactive",2],{"chart:blue-silver":3},"title: Blue Silver\ncomposer: Blue Mitchell\nstyle: Medium up\nkey: Bb\nform: A, 20 bars\nrecording: Harold Land-Blue Mitchell Quintet; Mapenzi; Concord Jazz; 1977\n# analysis: 2026-10-19, rules v2; Bb\n# recording: recorded 1977-04-14, Sunwest Studios, Los Angeles, Blue Mitchell, Harold Land, Kirk Lightsey, Reggie Johnson, Al \"Tootie\" Heath, Concord Jazz CJ-44; the composer's first known recording, ahead of Sam Jones's Something in Common (Muse MR 5149, September 1977), also with Mitchell (Wikipedia, BnF, MusicBrainz)\n\n# bar | chord | scale\n\nsection: A\nbars: 20\n# area: Bb major (A 1–2)\n1  | Am7b5   # iiø7 of G minor: Locrian, the key's own notes (its ♭2 is a passing note)\n2  | D7      # V7\u002Fvi in Bb: b9 and b13 are in the key\n# area: B major (A 3–5)\n3  | Gm7     # ii of C7: Dorian\n4  | C7      # tritone substitute: resolves down a half step to BMaj7\n5  | BMaj7   # tonic: the 4th is in the key\n# area: Bb major (A 6–7)\n6  | Cm7b5   # iiø7 of Bb: Locrian, the key's own notes (its ♭2 is a passing note)\n6  | F7      # V7 of Bb: natural tensions\n7  | BbMaj7  # tonic: the 4th is in the key\n# area: A major (A 9–12)\n9  | Bm7     # ii of the ii–V to A\n10 | E7      # V7 of A: natural tensions\n11 | AMaj7   # tonic: the 4th is in the key\n12 | F#m7    # vi: Aeolian, the key's own notes (the ♭6 is a passing note)\n# area: Db major (A 13–15)\n13 | Ebm7b5  # iiø7 of Db: Locrian, the key's own notes (its ♭2 is a passing note)\n14 | Ab7b9   # V7 of Db: the b9 from the symbol\n15 | DbMaj7  # tonic: the 4th is in the key\n# area: Bb major (A 17–19)\n17 | Cm7b5   # iiø7 of Bb: Locrian, the key's own notes (its ♭2 is a passing note)\n18 | F7alt   # from the symbol: altered\n19 | BbMaj7  # tonic: the 4th is in the key\n",1793484798271]