Is the sky behind a horse?
No, the sky is behind the cow.
     src    edge_attr  dst
0      0  in front of   10
1      0  in front of    8
2      0  in front of   13
3      0           on    3
4      1       behind   10
..   ...          ...  ...
158   26       behind    5
159   26           in    1
160   26         near    5
161   26         near    4
162   26  in front of    4

[163 rows x 3 columns]