Which kind of animal is on the beach?
The animal is a horse.
    src        edge_attr  dst
0     2               of   12
1     2  to the right of    3
2     3   to the left of   12
3     3   to the left of    2
4     3           behind   12
5     4               of   12
6     5  to the right of   12
7     6  to the right of   10
8     6  to the right of    7
9     7   to the left of    6
10    8               of    7
11   10   to the left of    6
12   11               of   12
13   12               on    0
14   12      in front of    3
15   12  to the right of    3
16   12   to the left of    5