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