Is the pipe on a motorcycle?
Yes, the pipe is on a motorcycle.
    src        edge_attr  dst
0     1               on    8
1     1               on    4
2     1   to the left of   10
3     2   to the left of    5
4     2   to the left of    3
5     3  to the right of    2
6     3   to the left of    5
7     3  to the right of    6
8     5               on    4
9     5  to the right of    2
10    5  to the right of    6
11    5  to the right of    3
12    6   to the left of    3
13    6               on    7
14    6   to the left of    5
15    9               on    4
16   10               in    0
17   10  to the right of    1
18   11               on    8