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
⬤ ⬤
G Major :: G B D

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