Where is the faucet?
The tap is in the bedroom.
    src        edge_attr  dst
0     1  to the right of    4
1     3   to the left of    4
2     3   to the left of    5
3     4   to the left of    5
4     4   to the left of    1
5     4  to the right of    3
6     4   to the left of    8
7     5  to the right of    4
8     5  to the right of    3
9     6               in    2
10    7     seen through    8
11    8  to the right of    4