A♭ Major 7th :: A♭ C E♭ G

G
D
A
E
7
A♭
5
3
7
A♭
3
7
A♭
5
5
3
3
7
A♭
5
⬤ ⬤
7
⬤ ⬤
G
G Minor 7th (♭5) :: G B♭ D♭ F

G
D
A
E
G
♭3
♭7
♭3
♭7
G
♭5
G
♭5
♭3
♭3
♭7
♭5
♭7
G
♭5
⬤ ⬤
G
⬤ ⬤