G♭ Major 6th :: G♭ B♭ D♭ E♭

G
D
A
E
6
3
G♭
3
G♭
5
5
6
3
6
3
G♭
5
G♭
5
6
⬤ ⬤
⬤ ⬤
C Diminished :: C E♭ G♭

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