Chord sequence
B♭m7♭5 A7♯11 A♭m6
In every key
Four-note rootless voicings in their two forms, with the 3rd or the 7th on the bottom, played over the root.
Heard in Ab minor
Over Bbm7b5 · iiø7
Mode 7 of Major
Over A7#11 · subV7♯11
Mode 4 of Melodic Minor
Over Abm6 · i6
The melodic minor scale is similar to the major scale with only one difference - it use...