Which kind of animal is it?
The animal is a cow.
    src        edge_attr  dst
0     0  to the right of    1
1     1   to the left of    6
2     1   to the left of    5
3     1   to the left of    0
4     1   to the left of    4
5     1  to the right of    3
6     3   to the left of    1
7     3   to the left of    8
8     4  to the right of    6
9     4               on    7
10    4  to the right of    1
11    5  to the right of    1
12    5               on    4
13    5  to the right of    6
14    6             near    8
15    6   to the left of    4
16    6  to the right of    1
17    6   to the left of    5
18    8             near    6
19    8  to the right of    3