Do you see any ball on the field?
No, there is a man on the field.
     src        edge_attr  dst
0      0  to the right of   21
1      0  to the right of   17
2      0  to the right of   28
3      0   to the left of   27
4      0  to the right of   23
..   ...              ...  ...
165   31  to the right of   28
166   31   to the left of    6
167   32   to the left of    0
168   32   to the left of    9
169   32   to the left of    1

[170 rows x 3 columns]