Is the backpack to the right or to the left of the device the man is looking at?
The backpack is to the left of the telephone.
     src       edge_attr  dst
0      0          riding   26
1      0         wearing   15
2      0  to the left of   12
3      0  to the left of   11
4      0  to the left of   19
..   ...             ...  ...
106   27  to the left of   13
107   27  to the left of   21
108   27       riding on   26
109   27  to the left of    1
110   27         wearing    7

[111 rows x 3 columns]