Are there fire hydrants or flags?
No, there are no fire hydrants or flags.
     src        edge_attr  dst
0      0   to the left of   20
1      0   to the left of   10
2      0  to the right of   26
3      0   to the left of   21
4      1   to the left of   20
..   ...              ...  ...
190   34  to the right of   19
191   34  to the right of   11
192   34   to the left of   15
193   35           inside    5
194   36           inside    5

[195 rows x 3 columns]