Tip: click the root notes to see fingering suggestions
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
⬤ ⬤
B♭
E♭ Dominant 7th :: E♭ G B♭ D♭

A
E
C
G
3
5
♭7
3
E♭
5
♭7
E♭
5
♭7
3
E♭
♭7
3
5
E♭
⬤ ⬤
3
⬤ ⬤
G
C Major 13th :: C E G B D F A

A
E
C
G
13
3
C
5
11
7
9
13
C
5
3
7
9
13
11
C
3
7
5
9
11
C
13
3
5
9
11
7
⬤ ⬤
13
3
C
5
⬤ ⬤