G Major 7th (♭5) :: G B D♭ F♯

B
F♯
D
A
3
7
G
♭5
3
7
♭5
3
G
7
♭5
G
3
7
G
♭5
⬤ ⬤
3
7
⬤ ⬤
G Major 9th :: G B D F♯ A

B
F♯
D
A
3
7
5
9
G
3
5
9
7
3
G
5
7
9
G
5
3
7
9
G
⬤ ⬤
3
7
5
9
⬤ ⬤