What animal is in the park?
The animal is a zebra.
    src        edge_attr  dst
0     0  to the right of    2
1     0   to the left of    1
2     1  to the right of    4
3     1  to the right of    0
4     2   to the left of    7
5     2   to the left of    0
6     2   to the left of    4
7     4               on    6
8     4               in    3
9     4  to the right of    2
10    4   to the left of    1
11    7  to the right of    2