B Dominant 7th
::
B
D♯
F♯
A
⨉
F
C
G
D
5
3
♭7
⬤
3
⬤
♭7
B
5
⬤
⬤
B
5
⬤
♭7
⬤
3
⬤
♭7
B
⬤
3
B
5
⬤ ⬤
⬤ ⬤
D♭ Major
::
D♭
F
A♭
⨉
F
C
G
D
3
D♭
5
⬤
5
3
⬤
⬤
3
⬤
D♭
5
⬤
⬤
D♭
5
⬤
⬤
3
D♭
⬤ ⬤
3
⬤ ⬤