What is covering the man?
The blanket is covering the man.
   src        edge_attr  dst
0    0   to the left of    1
1    0  on the front of    4
2    1  to the right of    0
3    1  to the right of    4
4    3         covering    8
5    4   to the left of    1
6    8          wearing    2
7    8       covered by    3