What is the boy in front of?
The boy is in front of the doorway.
     src        edge_attr  dst
0      0          wearing    1
1      0   to the left of   21
2      0   to the left of   19
3      0   to the left of   25
4      0   to the left of   24
..   ...              ...  ...
168   27  to the right of   21
169   27  to the right of   20
170   27  to the right of    2
171   27      standing by   24
172   27          wearing   26

[173 rows x 3 columns]