cat(c("J10
K9
K11
L10","F1
G2
H3
J1
J4
K3
L1
L2","D5
E4
E6
F4
F7
G4
G5
G8
H3
H8
J4
J7
J8
K5
K9
L6
L9
M6
M9
N6
N8
O5
O8
P4
P7
Q3
Q6
R2
R5
S1
S4
T3")[sample(3,1)])