G♭ Half Diminished 7th
::
G♭
A
C
E
⨉
A
E
C
G
♭3
♭7
♭5
G♭
♭3
⬤
♭5
⬤
♭7
⬤
♭3
♭5
⬤
G♭
⬤
♭7
⬤
♭5
⬤
G♭
♭3
♭7
⬤
G♭
⬤ ⬤
♭3
♭7
♭5
⬤ ⬤
—
F Minor 7th (♭5)
::
F
A♭
B
E♭
⨉
A
E
C
G
F
♭3
♭5
⬤
♭7
⬤
♭3
♭5
⬤
F
⬤
♭7
⬤
♭5
⬤
F
♭3
♭7
⬤
⬤
F
♭3
♭7
♭5
⬤ ⬤
⬤ ⬤
—
A Major
::
A
C♯
E
⨉
A
E
C
G
A
5
3
A
⬤
⬤
3
5
⬤
A
⬤
3
⬤
5
⬤
⬤
3
A
5
⬤
⬤ ⬤
A
5
⬤ ⬤