(-2,0)/ (3,0)/ (-3,0)/ (0,-3)/ (-3,-3)/ (5,-1)/ (1,-3)/ (0,-3)/ (-1,0)/ (0,-4)/ (4,0)/ (4,0)/ (-3,-2)
(-3,0)/(-4, 0)/(-1, 4)/(-3, 0)/
(1, 3)/(-4, -1)/(0, 1)
/ 3,-3 / -3,3 /
(6,2)/(0, -3)/(1, 1)/(-1, 2)/(6, -2)
/-3,0/0,3/0,-3/0,3/2,0/0,2/-2,0/4,0/0,-2/0,2/-1,4/0,-3/(6, 3)