What animal is to the left of the boxes?
The animal is a dog.
    src        edge_attr  dst
0     0   to the left of    8
1     1  to the right of    5
2     2   to the left of    7
3     2   to the left of    6
4     2   to the left of    4
5     2   to the left of    3
6     3   to the left of    4
7     3  to the right of    2
8     3  to the right of    9
9     4  to the right of    3
10    4  to the right of    9
11    4  to the right of    8
12    4  to the right of    2
13    4  to the right of   11
14    5   to the left of    1
15    6  to the right of    2
16    6   to the left of    7
17    6  to the right of    9
18    6  to the right of   11
19    7  to the right of    2
20    7  to the right of    6
21    7  to the right of    9
22    7  to the right of   11
23    8   to the left of    4
24    8  to the right of    0
25    9   to the left of    6
26    9   to the left of    4
27    9   to the left of    3
28    9   to the left of    7
29   10  to the right of   11
30   11   to the left of    7
31   11   to the left of   10
32   11   to the left of    4
33   11   to the left of    6