A♭ Major 6th :: A♭ C E♭ F

F
C
G
D
6
3
A♭
5
A♭
5
6
6
3
A♭
3
A♭
5
5
6
3
⬤ ⬤
6
3
⬤ ⬤
C
G Sus 4th :: G C D

F
C
G
D
4
G
5
G
5
4
G
4
G
5
5
4
⬤ ⬤
4
G
5
⬤ ⬤