That stop sign is where?
The stop sign is on the road.
   src        edge_attr  dst
0    0             near    1
1    0               on    2
2    1             near    3
3    1         crossing    2
4    1             near    0
5    1  to the right of    3
6    2            below    5
7    3               on    2
8    3             near    1
9    3   to the left of    1