What are the people that are to the left of the boy wearing?
The people are wearing a shirt.
    src         edge_attr  dst
0     2           wearing   13
1     2    to the left of   14
2     2    to the left of    4
3     2   to the right of    9
4     2    to the left of   11
5     2    to the left of    7
6     2    to the left of    6
7     4    to the left of   14
8     4   to the right of    2
9     5           wearing   12
10    6   to the right of   15
11    6   to the right of    2
12    6   to the right of   13
13    6    to the left of   11
14    6    to the left of   14
15    6   to the right of    9
16    6  standing next to    7
17    7    to the left of   11
18    7   to the right of    9
19    7   to the right of   13
20    7   to the right of   15
21    7   to the right of    2
22    7    to the left of   14
23    9    to the left of   14
24    9    to the left of   15
25    9    to the left of   11
26    9    to the left of   13
27    9    to the left of    2
28    9    to the left of    7
29    9    to the left of    6
30   11   to the right of    6
31   11   to the right of    7
32   11   to the right of    2
33   11   to the right of    9
34   11   to the right of   13
35   11   to the right of   15
36   13   to the right of    9
37   13    to the left of    7
38   13    to the left of   11
39   13    to the left of    6
40   13    to the left of   14
41   14   to the right of   15
42   14   to the right of    2
43   14   to the right of    6
44   14   to the right of    7
45   14   to the right of   13
46   14   to the right of    4
47   14   to the right of    9
48   15    to the left of   11
49   15    to the left of    7
50   15   to the right of    9
51   15    to the left of   14
52   15    to the left of    6