G♭ Dominant 9th :: G♭ B♭ D♭ F♭ A♭

B
F♯
D
A
G♭
3
5
9
♭7
3
G♭
5
♭7
9
G♭
5
♭7
3
9
G♭
♭7
3
5
9
⬤ ⬤
G♭
⬤ ⬤