Is the lamp on the left?
No, the lamp is on the right of the image.
    src        edge_attr  dst
0     0   to the left of   15
1     0  to the right of    8
2     0   to the left of    3
3     0   to the left of   12
4     1  to the right of   13
..  ...              ...  ...
56   15   to the left of    2
57   15  to the right of   12
58   15   to the left of    7
59   15  to the right of    0
60   15  to the right of    8

[61 rows x 3 columns]