Is the white device to the right or to the left of the plate the chopstick is on?
The cellphone is to the right of the plate.
     src        edge_attr  dst
0      0   to the left of    1
1      0               of   25
2      1               of   25
3      1  to the right of    0
4      2  to the right of   16
..   ...              ...  ...
110   27  to the right of   16
111   27  to the right of   18
112   27  to the right of   19
113   27   to the left of   20
114   27   to the left of   26

[115 rows x 3 columns]