A: (4, 0, 0)
B: (4, 4, 0)
C: (0, 4, 0)
D: (0, 0, 0)
E: (4, 0, 4)
F: (4, 4, 4)
G: (0, 4, 4)
H: (0, 0, 4)
f = Segment(A, B)
g = Segment(B, C)
h = Segment(C, G)
i = Segment(G, F)
j = Segment(F, B)
k = Segment(A, E)
l = Segment(E, F)
m = Segment(G, H)
n = Segment(H, E)
I: (4, 2, 2)
J: (2, 4, 2)
K: (0, 2, 2)
L: (2, 0, 2)
M: (2, 2, 0)
N: (2, 2, 4)
p = Segment(L, I)
q = Segment(I, J)
r = Segment(J, K)
s = Segment(K, L)
t = Segment(N, L)
a = Segment(N, K)
b = Segment(N, J)
c = Segment(N, I)
d = Segment(I, M)
e = Segment(J, M)
f_1 = Segment(K, M)
g_1 = Segment(L, M)
h_1 = Segment(A, G)
i_1 = Segment(H, B)