G♭ Dominant 7th (♭5)
::
G♭
B♭
C
E
⨉
A
E
C
G
♭7
♭5
3
G♭
⬤
♭5
3
⬤
♭7
⬤
♭5
⬤
3
G♭
⬤
♭7
⬤
♭5
⬤
G♭
♭7
⬤
3
G♭
⬤ ⬤
♭7
♭5
⬤ ⬤
E
A Major
::
A
C♯
E
⨉
A
E
C
G
A
5
3
A
⬤
⬤
3
5
⬤
A
⬤
3
⬤
5
⬤
⬤
3
A
5
⬤
⬤ ⬤
A
5
⬤ ⬤
—
A♭ Major
::
A♭
C
E♭
⨉
A
E
C
G
3
A♭
⬤
3
5
⬤
A♭
⬤
3
⬤
5
⬤
⬤
3
A♭
5
⬤
⬤
A♭
5
⬤ ⬤
3
⬤ ⬤