Is the monitor to the left or to the right of the screen on the right side?
The monitor is to the left of the screen.
    src        edge_attr  dst
0     0   to the left of    9
1     0  to the right of   11
2     0   to the left of   10
3     0  to the right of   15
4     0  to the right of   19
..  ...              ...  ...
77   18       looking at   19
78   19   to the left of   10
79   19  to the right of   14
80   19   to the left of    0
81   19   to the left of    9

[82 rows x 3 columns]