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