G♭ Major 7th
::
G♭
B♭
D♭
F
C
G
D
A
E
B
5
3
7
G♭
5
⬤
3
7
⬤
G♭
5
⬤
7
⬤
G♭
5
3
7
⬤
G♭
⬤
3
7
⬤
G♭
5
⬤
3
7
G♭
5
3
⬤ ⬤
⬤ ⬤