Which side is the toilet on?
The toilet is on the right of the image.
    src        edge_attr  dst
0     0   to the left of    3
1     0   to the left of    2
2     2  to the right of    4
3     2  to the right of    3
4     2  to the right of    0
5     3  to the right of    0
6     3  to the right of    4
7     3   to the left of    2
8     4               by    5
9     4   to the left of    3
10    4   to the left of    2