B♭ Major 7th
::
B♭
D
F
A
⨉
B
F♯
D
A
3
7
B♭
⬤
3
7
5
⬤
B♭
⬤
3
⬤
5
⬤
7
⬤
3
B♭
5
⬤
⬤
7
B♭
5
⬤ ⬤
3
7
⬤ ⬤
D Diminished
::
D
F
A♭
⨉
B
F♯
D
A
D
♭5
⬤
D
♭3
⬤
⬤
D
⬤
♭3
♭5
⬤
⬤
D
♭3
⬤
♭5
⬤
♭3
♭5
⬤ ⬤
D
⬤ ⬤