F Major 7th (♭5) :: F A C♭ E

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

F
C
G
D
♭3
5
♭3
♭7
♭7
B
5
B
5
♭3
♭7
♭3
♭7
B
B
5
⬤ ⬤
♭3
⬤ ⬤