B♭ Major 7th :: B♭ D F A

E
B
G
D
A
E
3
7
5
B♭
5
7
3
B♭
5
7
3
7
B♭
5
B♭
3
7
B♭
5
3
7
5
3
B♭
⬤ ⬤
3
7
⬤ ⬤
B♭
C Dominant 7th :: C E G B♭

E
B
G
D
A
E
3
5
3
C
♭7
3
5
♭7
C
5
3
C
5
♭7
♭7
3
C
5
♭7
C
3
C
5
♭7
⬤ ⬤
3
5
3
⬤ ⬤