B Major 7th (♭5) :: B D♯ F A♯

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

G
D
A
E
A♭
5
3
A♭
3
A♭
5
5
3
3
A♭
5
⬤ ⬤
⬤ ⬤