What is in front of the man?
The glass is in front of the man.
    src        edge_attr  dst
0     1  to the right of    9
1     1   to the left of    3
2     2           behind   13
3     2          wearing    6
4     2   to the left of   14
5     2  to the right of    9
6     2          wearing   11
7     2            using    7
8     2          wearing    1
9     2   to the left of    3
10    2  to the right of    5
11    3  to the right of   13
12    3  to the right of    9
13    3  to the right of    2
14    3  to the right of    1
15    5   to the left of    2
16    9               in    8
17    9   to the left of    2
18    9   to the left of    1
19    9   to the left of    3
20   13   to the left of    3
21   13      in front of    2
22   14  to the right of    2