10479 / 18210 · Workshop 86 — Through-Composed Solo Piano: Escaping “Head–Solo–Head,” Connecting Sections Without Resetting, and Making the Entire Performance One Continuous Narrative← prev⊞ allnext →
86.78Level 57 — borrowed chord becomes future key
In C, use E♭maj7 briefly as borrowed color.
Later:
modulate into E♭.
Now an earlier “foreign” harmony was foreshadowing a future tonal world.