Who is standing on the elephant?
The man is standing on the elephant.
    src        edge_attr  dst
0     0               in   13
1     0  to the right of   19
2     1               of    0
3     1  to the right of    4
4     2  to the right of   11
5     2               of    5
6     3   to the left of    8
7     3   to the left of    5
8     3   to the left of   20
9     3   to the left of   13
10    4               of    0
11    4  to the right of   18
12    4   to the left of   14
13    4   to the left of    1
14    5      standing on    0
15    5               on    0
16    5  to the right of    3
17    5  to the right of   17
18    7               of    0
19    8  to the right of    3
20    9   to the left of   16
21    9   to the left of   19
22   10  to the right of   15
23   11               of    5
24   11   to the left of    2
25   11  to the right of   17
26   13  to the right of   15
27   13  to the right of    3
28   14  to the right of    4
29   14  to the right of   18
30   15   to the left of   17
31   15   to the left of   13
32   15   to the left of   10
33   16  to the right of    9
34   17   to the left of   11
35   17  to the right of   15
36   17   to the left of    5
37   18   to the left of    4
38   18   to the left of   14
39   18  to the right of   19
40   19   to the left of   18
41   19  to the right of    9
42   19   to the left of    0
43   20  to the right of    3