Are there any people to the left of the black backpack?
No, the person is to the right of the backpack.
    src        edge_attr  dst
0     0  to the right of   11
1     0  to the right of   16
2     1  to the right of   10
3     1  to the right of   11
4     1  to the right of   14
..  ...              ...  ...
85   17   to the left of    2
86   17   to the left of   10
87   17   to the left of    7
88   17  to the right of    6
89   17  to the right of    8

[90 rows x 3 columns]