The boy is in front of what?
The boy is in front of the crane.
    src             edge_attr  dst
0     2       to the right of   14
1     2        to the left of    4
2     2       to the right of   11
3     4       to the right of   14
4     4       to the right of    2
5     4       to the right of   11
6     4       to the right of   15
7     4                behind   17
8     7        to the left of    9
9     9       to the right of    7
10   11        to the left of    4
11   11        to the left of    2
12   11        to the left of   17
13   11        to the left of   15
14   12                    in    3
15   13           attached to    9
16   14        to the left of   15
17   14        to the left of    4
18   14        to the left of    2
19   15       to the right of   11
20   15       to the right of   14
21   15        to the left of    4
22   15                    on    2
23   17               holding   13
24   17               wearing    5
25   17           in front of    4
26   17  standing in front of    1
27   17               wearing   15
28   17               wearing    8
29   17       to the right of   11
30   17               wearing   16
31   17               holding    9