example 1. play

armonia: ♯vi°⁷|V⁷|♯vi°⁷|V⁷|♯i°⁷|iim|V⁶→V⁷|I
bass: 3 |4 |3 |4 |3 |4 |5 |1

v°⁷ ♭III⁷|ivm|♭VII⁶→♭VII⁷|modulation to ♭3
♭4 ♭3 |♭6 |♭7 |
example 2. play
xd