Are there both street signs and fire hydrants in this picture?
Yes, there are both a street sign and a fire hydrant.
    src        edge_attr  dst
0     0  to the right of   22
1     0   to the left of   14
2     0  to the right of    3
3     1  to the right of   14
4     1   on the side of   24
..  ...              ...  ...
91   25  to the right of   22
92   25   on the side of   24
93   26  to the right of    7
94   26  to the right of   14
95   26  to the right of   18

[96 rows x 3 columns]