Where is the rubber duck?
The rubber duck is in the water.
    src        edge_attr  dst
0     2   to the left of    7
1     7  to the right of    2
2     7               in    9
3     7  to the right of    8
4     8               in    9
5     8   to the left of    7
6    10             near   12
7    10   to the left of   11
8    11  to the right of   10
9    11  to the right of   12
10   11               on    1
11   12          next to   10
12   12   to the left of   11