Are there fences or trains?
Yes, there is a train.
    src        edge_attr  dst
0     1               in    4
1     1   to the left of    5
2     2          next to    4
3     2             near    4
4     3   to the left of    8
5     3            above    4
6     4             near    2
7     5               in    4
8     5  to the right of    1
9     7               on    3
10    8  to the right of   10
11    8  to the right of    3
12    9               by    3
13   10   to the left of    8
14   10               on    3
15   11               on    2