BookatlasPiano Rabbit Hole: Improvisation Theory & Practice
9860 / 18210 · Workshop 81 — Polychords and Bitonal Hearing: Two Harmonic Worlds at Once, Upper Structure vs. True Polychord, Controlled Clashes, and Making “Wrong” Chords Sound Intentional← prev⊞ allnext →

81.70Level 35 — major/minor polychord for blues

Lower:

C major.

Upper:

C minor triad:

C-E♭-G.

Combined:

C-E♭-E-G.

This is essentially the blues major/minor 3rd duality magnified into chordal form.

Use:

short upper minor triad hit

over C7/major-ish lower harmony.

Very expressive.