B♭ Major 7th (♭5)
::
B♭
D
E
A
⨉
A
E
C
G
7
♭5
B♭
3
7
⬤
B♭
⬤
♭5
⬤
3
7
⬤
B♭
⬤
♭5
3
⬤
⬤
7
♭5
⬤
3
B♭
⬤ ⬤
7
♭5
⬤ ⬤
—
A♭ Major 7th
::
A♭
C
E♭
G
⨉
A
E
C
G
3
7
A♭
⬤
3
7
5
⬤
A♭
⬤
3
⬤
5
⬤
7
⬤
3
A♭
5
⬤
⬤
7
A♭
5
⬤ ⬤
3
7
⬤ ⬤
C
G
F Major 13th
::
F
A
C
E
G
B♭
D
⨉
A
E
C
G
3
7
5
9
11
F
13
3
⬤
5
9
11
⬤
7
⬤
13
3
F
5
⬤
11
⬤
7
9
13
⬤
F
5
⬤
3
7
⬤
9
13
11
F
⬤ ⬤
3
7
5
9
⬤ ⬤