Is this a motorcycle or a skateboard?
This is a skateboard.
    src        edge_attr  dst
0     1   to the left of   16
1     3   to the left of    7
2     3   to the left of   10
3     3   to the left of    4
4     3   to the left of   14
5     4  to the right of   11
6     4  to the right of    3
7     5  to the right of   12
8     5  to the right of   15
9     6  to the right of    9
10    7  to the right of   10
11    7  to the right of    3
12    7   to the left of   17
13    9   to the left of    6
14   10   to the left of    7
15   10  to the right of    3
16   10   to the left of   14
17   10               of    4
18   10   to the left of   17
19   11   to the left of    4
20   11   to the left of   12
21   11   to the left of   15
22   12   to the left of    5
23   12  to the right of   11
24   12   to the left of   15
25   14  to the right of   10
26   14  to the right of    3
27   15  to the right of   12
28   15  to the right of   11
29   15   to the left of    5
30   16               of   13
31   16  to the right of    1
32   17  to the right of    7
33   17  to the right of   10