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