Is there a red bench or flag?
Yes, there is a red bench.
   src        edge_attr  dst
0    0           behind    4
1    0  to the right of    4
2    2  to the right of    7
3    2               on    4
4    4   to the left of    0
5    4      in front of    0
6    5   to the left of    9
7    7   to the left of    2
8    9  to the right of    5