Is this a scooter or a skateboard?
This is a scooter.
    src        edge_attr  dst
0     0   to the left of   14
1     1   to the left of    6
2     1   to the left of   18
3     1   to the left of   10
4     2   to the left of   14
5     3   to the left of   18
6     3        on top of   15
7     4   to the left of   10
8     4   to the left of   17
9     4   to the left of    9
10    5      in front of   14
11    5   to the left of   18
12    5   to the left of    6
13    6  to the right of    5
14    6   to the left of   18
15    6  to the right of    1
16    7  to the right of   20
17    8  to the right of   18
18    8  to the right of   15
19    9  to the right of    4
20    9   to the left of   10
21    9   to the left of   17
22   10  to the right of    9
23   10  to the right of    1
24   10  to the right of    4
25   10   to the left of   14
26   10  to the right of   17
27   10  to the right of   11
28   11   to the left of   10
29   11   to the left of   16
30   12  to the right of   18
31   13  to the right of   18
32   13  to the right of   15
33   14  to the right of    0
34   14  to the right of    2
35   14  to the right of   10
36   14  to the right of   16
37   14  to the right of   18
38   15   to the left of    8
39   15   to the left of   13
40   16  to the right of   11
41   16   to the left of   14
42   17   to the left of   10
43   17  to the right of    9
44   17  to the right of    4
45   18  to the right of    1
46   18  to the right of    3
47   18   to the left of   14
48   18  to the right of    6
49   18  to the right of    5
50   18   to the left of   12
51   18  to the right of   20
52   18  to the right of   19
53   18   to the left of   13
54   18   to the left of    8
55   19        on top of    3
56   19   to the left of   18
57   20   to the left of   18
58   20   to the left of    7
59   20   on the back of    3