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