B Minor 7th (♭5) :: B D F A

B
F♯
D
A
B
♭3
♭7
B
♭3
♭7
♭5
B
♭3
♭5
♭7
♭3
♭5
B
♭7
♭5
⬤ ⬤
B
♭3
♭7
⬤ ⬤
F Major 6th :: F A C D

B
F♯
D
A
6
3
5
6
3
F
5
6
F
5
3
6
F
3
5
F
⬤ ⬤
6
3
⬤ ⬤