What animal is in the bathtub?
The dog is in the bathtub.
    src        edge_attr  dst
0     3   to the left of    8
1     5   to the left of    6
2     5   to the left of    8
3     6  to the right of    5
4     6   to the left of    8
5     8  to the right of    5
6     8  to the right of    6
7     8               of   14
8     8  to the right of    3
9     8  to the right of   11
10    9               on    1
11   11   to the left of    8
12   12  to the right of   13
13   13   to the left of   12
14   14               on    1
15   14           inside    1
16   14               in    1