00:00
263
Performed by Lara St. John, recording courtesy of Magnatune.
This is one video in a series of experiments described here:
musanim.com/bwv1007m1/
The colors indicate "pitch class" (that is, note name, C, C-sharp, D, D-sharp, etc.); the system is described here:
musanim.com/mam/pfifth.htm