D♭ Major 7th (♭5) :: D♭ F G C

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

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