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
⬤ ⬤
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
⬤ ⬤
⬤ ⬤