C Dominant 13th :: C E G B♭ D F A

F
C
G
D
11
C
5
9
5
9
13
3
♭7
11
13
3
♭7
11
C
5
C
5
9
13
♭7
9
13
3
♭7
11
C
3
⬤ ⬤
11
C
5
9
⬤ ⬤
B♭ D F
B♭ Major :: B♭ D F

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