B Dominant 7th (♭5) :: B D♯ F A

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

F
C
G
D
F
5
3
F
3
F
5
5
3
3
F
5
⬤ ⬤
F
5
⬤ ⬤