B♭ Diminished 7th :: B♭ D♭ F♭ G

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

G
D
A
E
3
F
3
F
5
5
3
3
F
5
F
5
⬤ ⬤
3
⬤ ⬤