A = (1, 4)
B = (1, 7)
C = (2, 4)
D = (2, 6)
E = (3, 1)
F = (3, 4)
G = (4, 4)
X = (4, 5)
H = (4, 7)
I = (4, 8)
J = (5, 5)
K = (6, 7)
L = (6, 8)
M = (0.36, 0.36)
N = (8.6, 0.36)