Is the lighthouse on the left side or on the right of the image?
The lighthouse is on the left of the image.
    src        edge_attr  dst
0     0  to the right of    7
1     0   to the left of   25
2     0   to the left of   23
3     1               in   15
4     3   to the left of    9
..  ...              ...  ...
57   27   to the left of   23
58   27  to the right of   14
59   27   to the left of    9
60   27   to the left of    8
61   27  to the right of    3

[62 rows x 3 columns]