Are there life jackets or cones in this picture?
No, there are no cones or life jackets.
     src        edge_attr  dst
0      0  to the right of   25
1      0  to the right of   22
2      0  to the right of    2
3      0  to the right of    1
4      0   to the left of   15
..   ...              ...  ...
164   36  to the right of    9
165   36   to the left of   12
166   36   to the left of    7
167   36   to the left of   27
168   36   to the left of   35

[169 rows x 3 columns]