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
⬤ ⬤
G♭
D Major 6th
::
D
F♯
A
B
⨉
A
E
C
G
5
6
3
D
5
⬤
⬤
6
⬤
D
5
⬤
3
⬤
6
D
⬤
⬤
3
5
⬤
D
6
3
⬤ ⬤
5
⬤ ⬤
—
D♭ Minor
::
D♭
E
A♭
⨉
A
E
C
G
♭3
D♭
5
⬤
⬤
D♭
5
♭3
⬤
⬤
D♭
⬤
♭3
⬤
5
⬤
D♭
♭3
⬤
5
⬤ ⬤
♭3
⬤ ⬤