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

z2 - inspection
/ (4,2) / (-2,-1) / (3,3) / - CS
(0,-4) / - CO
(-2,4) / (3,0) / (3,0) / (-1,-1) / (-3,0) / (-3,0) / - EO
(0,1) / (-3,-3) / (0,3) / (-3,-3) / (0,3) / (-3,-3) / - CP
(1,3) / (-1,-1) / (-3,0) / (1,1) / (-3,0) / (-1,-1) / (0,1) - EP