A♭ Major 7th :: A♭ C E♭ G

B
F♯
D
A
3
7
5
A♭
3
5
7
3
A♭
5
7
A♭
5
3
7
A♭
⬤ ⬤
⬤ ⬤
F Major 6th :: F A C D

B
F♯
D
A
6
3
5
6
3
F
5
6
F
5
3
6
F
3
5
F
⬤ ⬤
6
3
⬤ ⬤