How clean is the sink next to the toilet?
The sink is dirty.
    src        edge_attr  dst
0     0          next to    9
1     0             near    9
2     0       mounted to    1
3     0   to the left of    2
4     0   to the left of    9
5     2  to the right of    3
6     2  to the right of    0
7     3               in    0
8     3   to the left of    2
9     3   to the left of    9
10    9  to the right of    0
11    9          next to    0
12    9             near    0
13    9  to the right of    3