Which place is it?
It is a pavement.
   src        edge_attr  dst
0    0  to the right of    2
1    0   to the left of    5
2    1   to the left of    4
3    2   to the left of    0
4    3   to the left of    5
5    4  to the right of    1
6    4  to the right of    6
7    5  to the right of    3
8    5  to the right of    0
9    6   to the left of    4