On which side is the toilet paper?
The toilet paper is on the left of the image.
    src        edge_attr  dst
0     0  to the right of    9
1     0  to the right of    6
2     0               on    1
3     0  to the right of    2
4     1  to the right of    2
5     1  to the right of    9
6     2               on    1
7     2   to the left of    0
8     2               in    9
9     2   to the left of    1
10    3               in    7
11    6   to the left of    0
12    9   to the left of    1
13    9               on    1
14    9   to the left of    0