Is it outdoors or indoors?
It is outdoors.
    src        edge_attr  dst
0     1   to the left of   14
1     4  to the right of    9
2     4  to the right of    5
3     4  to the right of    8
4     4  to the right of   10
5     5   to the left of    4
6     5    surrounded by    9
7     8   to the left of    4
8     9   to the left of   10
9     9   to the left of    4
10   10  to the right of    9
11   10   to the left of    4
12   14  to the right of    1