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