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