What letter?
C
F
B
What letter?
B
F
C
What letter?
C
G
F
What letter?
D
C
G
What letter?
F
D
A
What letter?
A
F
B
What letter?
F
A
B
What letter?
B
D
E
What letter?
C
A
F
What letter?
C
F
G
What letter?
B
G
A
What letter?
B
D
E
What letter?
E
G
B
What letter?
C
D
G