Is the black bird to the right or to the left of the brown building?
The bird is to the left of the tower.
     src        edge_attr  dst
0      0   to the left of   12
1      0   to the left of   15
2      0   to the left of   13
3      0   to the left of    2
4      0   to the left of    1
..   ...              ...  ...
103   20   to the left of    7
104   20   to the left of   14
105   20   to the left of   19
106   20  to the right of   11
107   21   to the left of   15

[108 rows x 3 columns]