O = (2.54, -0.3)
A = (6.22, 0.86)
c = Circle(O, A)
B = Point(c)
C = Point(c)
D = Point(c)
E = Point(c)
F = Point(c)
a = Line(A, C)
b = Line(B, F)
T = Intersect(a, b)
d = Line(A, D)
e = Line(B, E)
S = Intersect(d, e)
f = Line(C, E)
g = Line(D, F)
R = Intersect(g, f)
h = Line(R, S)