A = (1, 1)
C: (4, 1)
D = (5, 5)
E = (2, 4)
B: (3, 0)
ke: {A, B, C, D, E}
k = Conic(A, B, C, D, E)
Ca: (4, 1)
Cb: (3, 2)
Cc: (3, 3)
Cd: (0, 2)
kea: {A, B, Ca, D, E}
keb: {A, B, Cb, D, E}
kec: {A, B, Cc, D, E}
ked: {A, B, Cd, D, E}
ka = Conic(A, B, C, D, E)
kb = Conic(A, B, Cb, D, E)
kc = Conic(A, B, Cc, D, E)
kd = Conic(A, B, Cd, D, E)
F = (0.392, -2.468)
G = (1.632, -2.468)