B♭ Minor 6th :: B♭ D♭ F G

B
F♯
D
A
6
B♭
♭3
5
B♭
♭3
6
5
♭3
6
B♭
5
6
B♭
5
♭3
⬤ ⬤
⬤ ⬤
G♭ Major :: G♭ B♭ D♭

B
F♯
D
A
G♭
3
5
3
G♭
5
G♭
5
3
G♭
3
5
⬤ ⬤
G♭
⬤ ⬤