=

-

=

A = (-5, 0)
B = (1, 0)
f = Segment(A, B)
c = Semicircle(A, B)
D = Point(c)
g = Segment(A, D)
h = Segment(D, B)
d = Semicircle(A, D)
e = Semicircle(D, B)
C = (4, 0)
E = (10, 0)
i = Segment(C, E)
k = Semicircle(C, E)
j = Line(C, g)
F = Intersect(k, j, 2)
l = Segment(C, F)
m = Segment(F, E)
p = Semicircle(C, F)
q = Semicircle(F, E)
G = (13, 0)
H = (19, 0)
n = Line(G, g)
r = Semicircle(G, H)
I = Intersect(r, n, 2)
s = Segment(G, H)
t = Segment(H, I)
a = Segment(I, G)
c_1 = Semicircle(G, I)
d_1 = Semicircle(I, H)