Who is walking?
The men are walking.
    src        edge_attr  dst
0     0             near    8
1     1  to the right of   11
2     2               on    0
3     2  to the right of   13
4     2   to the left of    9
5     2  to the right of    3
6     2  to the right of    8
7     2  to the right of    6
8     3          wearing   11
9     3          leading    2
10    3  to the right of   13
11    3   to the left of   10
12    3  to the right of    6
13    3   to the left of    2
14    3   to the left of    9
15    3  to the right of    8
16    4  to the right of   11
17    5               on    0
18    6   to the left of    2
19    6   to the left of    7
20    6   to the left of    3
21    6   to the left of   10
22    6   to the left of    9
23    7               on    6
24    7  to the right of    6
25    8   to the left of    2
26    8   to the left of    3
27    8   to the left of   13
28    8          next to    0
29    8   to the left of   10
30    9  to the right of    2
31    9  to the right of    3
32    9  to the right of    6
33    9  to the right of   10
34   10  to the right of    6
35   10  to the right of    8
36   10  to the right of   13
37   10   to the left of    9
38   10  to the right of    3
39   10          wearing   11
40   10  walking next to    2
41   11   to the left of    4
42   11   to the left of    1
43   13   to the left of   10
44   13  to the right of    8
45   13   to the left of    3
46   13   to the left of    2