What is on the gray elephant?
The trunk is on the elephant.
    src        edge_attr  dst
0     0  to the right of   12
1     0             near    7
2     0   to the left of    2
3     1               of    2
4     1   to the left of    9
5     2  to the right of    0
6     2  to the right of    3
7     2               on   11
8     2  to the right of   13
9     3   to the left of    2
10    3   to the left of    8
11    3             near   13
12    3   to the left of    9
13    3  to the right of   13
14    4               of    2
15    4   to the left of    9
16    5   to the left of    6
17    5               on    2
18    6  to the right of    5
19    7             near    0
20    8  to the right of   13
21    8  to the right of    3
22    8               on   11
23    8   to the left of    9
24    9  to the right of    3
25    9  to the right of    1
26    9  to the right of    8
27    9  to the right of    4
28    9               of    2
29   10               of    2
30   12   to the left of    0
31   13             near    3
32   13   to the left of    8
33   13   to the left of    2
34   13   to the left of    3