0 1
1 1
-1 1
0 1
1 1
-1 1
0 1
1 0.153846
-1 6.5
0 1
1 1
-1 1
0 1
1 1
-1 1
0 1
1 1
-1 1
0 1
1 1
-1 1
0 1
1 1
