A = (1.12, 3.88)
B = (6, 5)
C = (8, 1)
D = (6.12, -5.12)
E = (1.12, -2.12)
poli1, a, b, c, d, e = Polygon(A, B, C, D, E)
f = Segment(A, C)
g = Line(B, f)
h = Line(D, C)
F = Intersect(g, h)
poli2, a_1, f_1, d_1, e_1 = Polygon(A, F, D, E)
i = Segment(A, D)
j = Line(F, i)
k = Line(E, D)
G = Intersect(j, k)
l = Segment(A, G)
poli3, e_2, a_2, g_1 = Polygon(A, G, E)