2452 / 18210 · Workshop 5 — 12-Bar Jazz Blues: From Three Chords to a Full Improvisational Language← prev⊞ allnext →5.50Hear both chromatic cadencesInto F: Gm7 → G♭7 → F7 Into C: Dm7 → D♭7 → C7 Symmetrical idea. Excellent jazz-blues color. ← Previous5.49 Tritone substitution into IVNext →5.51 Don't substitute every V