Is there any bear in the river?
No, there are elephants in the river.
     src        edge_attr  dst
0      0  to the right of   11
1      0  to the right of    7
2      0   to the left of   21
3      0  to the right of   27
4      0   to the left of   26
..   ...              ...  ...
185   30  to the right of   24
186   30  to the right of   11
187   30   to the left of   10
188   30  to the right of    6
189   30   to the left of   15

[190 rows x 3 columns]