What is that woman on, a bus or a train?
The woman is on a bus.
    src        edge_attr  dst
0     0  to the right of   18
1     0  to the right of    4
2     1   to the left of   12
3     1               on    4
4     1   to the left of    2
5     1          driving    4
6     2  to the right of   11
7     2  to the right of   12
8     2   to the left of    6
9     2  to the right of   13
10    2  to the right of    9
11    2  to the right of    1
12    2  to the right of    3
13    2   to the left of   14
14    3  to the right of    9
15    3   to the left of    7
16    3   to the left of    2
17    4   to the left of    8
18    4  to the right of   11
19    4  to the right of    9
20    4   to the left of    0
21    5               on    4
22    5   to the left of    8
23    5  to the right of   18
24    5  to the right of   14
25    6  to the right of    2
26    6   to the left of   17
27    7  to the right of    9
28    7               on    4
29    7  to the right of    3
30    8  to the right of   18
31    8  to the right of    4
32    8  to the right of    5
33    8  to the right of   14
34    9   to the left of    2
35    9   to the left of    7
36    9   to the left of    3
37    9   to the left of    4
38   11   to the left of   13
39   11   to the left of    4
40   11   to the left of    2
41   12  to the right of    1
42   12   to the left of   14
43   12   to the left of    2
44   13  to the right of   11
45   13   to the left of    2
46   14   to the left of    5
47   14   to the left of    8
48   14  to the right of   12
49   14  to the right of    2
50   14   to the left of   18
51   17  to the right of   18
52   17  to the right of    6
53   18   to the left of    5
54   18   to the left of    0
55   18   to the left of    8
56   18  to the right of   14
57   18   to the left of   17