3
0 0 0 4
-2 2 0 2
0 2 2 2
4
0/1 0/1 0/1 2/1
-2/1 2/1 0/1 2/1
0/1 2/1 0/1 4/1
0/1 2/1 2/1 2/1
5
-2/1 2/1
0/1 0/1
0/1 2/1
0/1 4/1
2/1 2/1
1
0/1 2/1
1
4
0/1 0/1 0/1 2/1
-2/1 2/1 0/1 2/1
0/1 2/1 0/1 4/1
0/1 2/1 2/1 2/1
