B♭ Dominant 7th (♭5)
::
B♭
D
E
A♭
⨉
A
E
C
G
♭5
B♭
♭7
3
⬤
B♭
⬤
♭7
♭5
⬤
3
⬤
B♭
⬤
♭5
3
⬤
♭7
⬤
♭5
⬤
3
B♭
♭7
⬤ ⬤
♭5
⬤ ⬤
D
E
D Sus 2nd
::
D
E
A
⨉
A
E
C
G
5
2
D
5
⬤
⬤
2
⬤
D
5
⬤
⬤
2
D
⬤
⬤
5
2
⬤
D
⬤ ⬤
5
2
⬤ ⬤