B♭ Minor 7th :: B♭ D♭ F A♭

E
B
G
D
A
E
5
♭7
B♭
5
♭3
B♭
5
♭7
♭3
♭7
B♭
5
♭3
♭7
B♭
B♭
5
♭3
♭7
♭3
5
B♭
♭3
♭7
⬤ ⬤
⬤ ⬤