A: (-2, 1)
B: (3, 3)
a = Line(A, B)
G_1 = (-3, 4)
G_2 = (-6, 2)
G_3 = (-2, 3)
G_6 = (4, 6)
G_4 = (8, 6)
G_5 = (-4, 1)
D_1 = (-5, -1)
D_2 = (0, -2)
D_3 = (2, 2)
D_4 = (10, 2)
D_5 = (8, 3)
D_6 = (4, -1)
b = Segment(A, B)
C_1 = Point(a)
C_2 = Point(a)
c = OrthogonalLine(B, a)
P_1 = Point(c)
P_2 = Point(c)