What place does this represent?
It represents the road.
     src        edge_attr  dst
0      0               on   20
1      0   to the left of   22
2      0  to the right of   21
3      0   to the left of   33
4      0   to the left of   28
..   ...              ...  ...
181   35   to the left of   30
182   35  to the right of   31
183   35   to the left of   16
184   35   to the left of   29
185   35   to the left of   28

[186 rows x 3 columns]