Who is before the water?
The people are in front of the water.
    src        edge_attr  dst
0     0  to the right of    6
1     0   to the left of   19
2     0   to the left of   11
3     1  to the right of   16
4     2          wearing   20
5     2          wearing    4
6     2          playing   10
7     2   to the left of   19
8     2   to the left of   11
9     2   to the left of   18
10    5  to the right of    8
11    6   to the left of    0
12    6   to the left of   11
13    6   to the left of   19
14    8   to the left of   11
15    8   to the left of   19
16    8   to the left of    5
17   11  to the right of    2
18   11  to the right of   17
19   11  to the right of    0
20   11               on   18
21   11          wearing    1
22   11      in front of   19
23   11  to the right of   16
24   11  to the right of    6
25   11  to the right of    8
26   16   to the left of   19
27   16   to the left of   18
28   16   to the left of    1
29   16   to the left of   11
30   17   to the left of   19
31   17   to the left of   11
32   18  to the right of    2
33   18  to the right of   16
34   19           behind   11
35   19  to the right of    2
36   19  to the right of   16
37   19  to the right of   17
38   19  to the right of    0
39   19  to the right of    8
40   19  to the right of    6