1 2 solid
0 0 end
1 2 dashed
0 0 end
1 2 solid
1 3 solid
0 0 end
1 2 solid
3 4 solid
0 0 end
1 2 dashed
1 3 dashed
0 0 end
1 2 dashed
3 4 dashed
0 0 end
-1 -1 end