Tip: click the root notes to see fingering suggestions
A♭ Dominant 7th (♭5) :: A♭ C D G♭

A
E
C
G
3
A♭
♭7
♭5
3
A♭
♭5
3
♭7
♭5
3
A♭
♭7
♭5
A♭
♭7
⬤ ⬤
3
⬤ ⬤
C D
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
⬤ ⬤