What is the man pushing?
The man is pushing the ball.
     src        edge_attr  dst
0      0  to the right of   29
1      0  to the right of   19
2      0        pushed by    2
3      1  to the right of   12
4      2   to the left of   18
..   ...              ...  ...
207   27  to the right of    7
208   27  to the right of   11
209   27  to the right of   18
210   29   to the left of    0
211   29   to the left of   19

[212 rows x 3 columns]