Are there any players near the person that is wearing a cap?
Yes, there is a player near the person.
    src        edge_attr  dst
0     2             near    4
1     2          wearing    1
2     2               in    0
3     2               on    0
4     2         watching    4
5     2             near    3
6     3         watching    4
7     3             near    4
8     3          next to    4
9     3               in    0
10    3               on    0
11    3             near    2
12    3  to the right of    4
13    4               on    0
14    4             near    2
15    4             near    3
16    4        on top of    0
17    4   to the left of    3