Are there any balls in the photo?
No, there are no balls.
     src        edge_attr  dst
0      0   to the left of    1
1      0   to the left of   15
2      0   to the left of   14
3      0   to the left of   10
4      0   to the left of    7
..   ...              ...  ...
145   29   to the left of   14
146   29   to the left of    6
147   29  to the right of   28
148   29   to the left of   18
149   29  to the right of   21

[150 rows x 3 columns]