B♭ Sus 4th :: B♭ E♭ F

A
E
C
G
B♭
5
4
B♭
5
4
B♭
5
4
B♭
5
4
⬤ ⬤
⬤ ⬤
D Dominant 7th (♭5) :: D F♯ A♭ C

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

A
E
C
G
6
B♭
5
3
6
B♭
3
5
B♭
6
3
5
6
3
B♭
5
⬤ ⬤
6
⬤ ⬤