On which side of the image is the screen?
The screen is on the right of the image.
    src        edge_attr  dst
0     0   to the left of    4
1     1   to the left of    8
2     1   to the left of    5
3     1   to the left of    4
4     1   to the left of   17
..  ...              ...  ...
87   18   to the left of    5
88   19               on    4
89   20  to the right of    8
90   20  to the right of    9
91   20  to the right of   14

[92 rows x 3 columns]