What is the man to the left of the people wearing?
The man is wearing a shoe.
    src        edge_attr  dst
0     2   to the left of    8
1     3   to the left of   18
2     7  to the right of    8
3     8      in front of   13
4     8   to the left of    7
5     8  to the right of    2
6     8   to the left of   13
7     8   to the left of   18
8     8          wearing    3
9     9          wearing    6
10    9               on   17
11    9          wearing   10
12    9        riding on   17
13   13  to the right of    8
14   13  to the right of   15
15   13           behind    8
16   15   to the left of   13
17   18  to the right of    8
18   18  to the right of    3