G♭ Major 7th :: G♭ B♭ D♭ F

B
F♯
D
A
G♭
3
5
7
3
G♭
5
7
G♭
5
3
7
G♭
3
7
5
⬤ ⬤
G♭
⬤ ⬤
E Minor 7th :: E G B D

B
F♯
D
A
5
♭7
♭3
E
5
♭7
E
5
♭3
♭7
E
♭3
♭7
5
E
♭3
⬤ ⬤
5
♭7
⬤ ⬤