4847 / 18210 · Workshop 31 — “Giant Steps”: Coltrane Changes, Major-Third Key Cycles, Ultra-Fast Tonal Reorientation, and Surviving Harmony That Moves Faster Than You Can Think← prev⊞ allnext →
31.55Level 22 — dominant 3rds
Memorize these especially:
F♯7: A♯.
B♭7: D.
D7: F♯.
Those are the leading-tone engines for the three destinations.