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
⬤ ⬤
3
7
♭5
⬤ ⬤
E Half Diminished 7th
::
E
G
B♭
D
⨉
G
D
A
E
♭3
♭7
E
♭5
E
⬤
♭5
♭3
⬤
⬤
♭3
♭7
⬤
♭5
⬤
♭7
E
⬤
♭5
⬤
E
⬤
♭3
♭7
⬤ ⬤
♭3
♭7
E
⬤ ⬤