Are there any motorcycles on the pavement?
No, there is an airplane on the pavement.
    src        edge_attr  dst
0     0   to the left of    2
1     1  to the right of    2
2     1  to the right of    4
3     2   to the left of    8
4     2  to the right of    0
5     2  to the right of    4
6     2   to the left of    1
7     4               on    6
8     4   to the left of    2
9     4               at    3
10    4   to the left of    8
11    4   to the left of    1
12    8               on    6
13    8  to the right of    2
14    8  to the right of    4