A = (8,6)
B = (10,6)
C = (6,6)
D = (6,2)
E = (10,2)
F = (13,6)
G = (14,6)
H = (12,4)
I = (14,4)
J = (14,2)
K = (12,2)
L = (7,5)
M = (8,3)
N = (8,7)
O = (11,6)
P = (11,4)
Q = (13,3)
R = (14,5)