Is there a bird on the ground?
No, there is an airplane on the ground.
     src        edge_attr  dst
0      0               of   28
1      0   to the left of   23
2      0  to the right of   33
3      0  to the right of   34
4      0  to the right of   35
..   ...              ...  ...
280   36   to the left of   33
281   36               of   28
282   36   to the left of   16
283   36   to the left of   32
284   36   to the left of   34

[285 rows x 3 columns]