What is this animal called?
This is a whale.
    src        edge_attr  dst
0     0             near    3
1     0   to the left of    5
2     1               in    2
3     1               on    2
4     1   to the left of    5
5     2             near    3
6     3             near    2
7     3               in    2
8     3               on    2
9     3             near    0
10    5  to the right of    1
11    5  to the right of    0