x1	y1	z1	x2	y2	z2
25	25	0	25	-25	0
25	-25	0	-25	-25	0
-25	-25	0	-25	25	0
-25	25	0	25	25	0
25	25	0	0	0	25
25	-25	0	0	0	25
-25	-25	0	0	0	25
-25	25	0	0	0	25
25	25	0	0	0	-50
25	-25	0	0	0	-50
-25	-25	0	0	0	-50
-25	25	0	0	0	-50