What is he in front of?
The boy is in front of the bench.
    src        edge_attr  dst
0     0           behind    4
1     0  to the right of    4
2     0  to the right of    1
3     1   to the left of    0
4     1  to the right of    5
5     3               of    4
6     4          wearing    1
7     4          wearing   17
8     4      in front of    0
9     4          wearing   15
10    4   to the left of    0
11    4  to the right of    5
12    4          wearing    8
13    4          wearing   16
14    4      in front of   18
15    5   to the left of    4
16    5   to the left of    1
17    6               on    9
18    7  to the right of   12
19    7  to the right of   16
20    8  to the right of   15
21   12   to the left of    7
22   12   to the left of   14
23   14  to the right of   12
24   14  to the right of   16
25   15   to the left of    8
26   16   to the left of    7
27   16   to the left of   14
28   18           behind    4