Is the monitor to the right or to the left of the chair?
The monitor is to the right of the chair.
    src        edge_attr  dst
0     0   to the left of   11
1     0   to the left of    7
2     1   to the left of   20
3     1   to the left of   11
4     2  to the right of   16
..  ...              ...  ...
70   22  to the right of   16
71   23  to the right of   19
72   24  to the right of    9
73   24   to the left of   10
74   24   to the left of   11

[75 rows x 3 columns]