What is the sticker on?
The sticker is on the toilet.
    src        edge_attr  dst
0     1      in front of    3
1     1   to the left of    5
2     1   to the left of    2
3     1               on    0
4     2               on    0
5     2      in front of    3
6     2  to the right of    4
7     2  to the right of    1
8     3           behind    2
9     3           behind    1
10    4   to the left of    2
11    4               on    1
12    5  to the right of    1