Is that train to the left of a bag?
No, the train is to the left of the bed.
     src        edge_attr  dst
0      0  to the right of   15
1      0  to the right of    5
2      0  to the right of   25
3      1   to the left of    3
4      1  to the right of    2
..   ...              ...  ...
166   32  to the right of   17
167   32   to the left of    3
168   32  to the right of   28
169   32  to the right of   25
170   32  to the right of   29

[171 rows x 3 columns]