What is the person to the right of the boat sitting on?
The man is sitting on the bench.
    src        edge_attr  dst
0     0   to the left of   11
1     1   to the left of    2
2     2  to the right of    9
3     2  to the right of    1
4     3   to the left of   12
5     4   to the left of    5
6     4  to the right of   15
7     4   to the left of   12
8     5  to the right of    4
9     6      swimming in    7
10    6  to the right of   12
11    6  to the right of   10
12    9   to the left of    2
13   10  to the right of   12
14   10   to the left of    6
15   11  to the right of    0
16   12  to the right of    4
17   12   to the left of    6
18   12   to the left of   10
19   12  to the right of    3
20   12       sitting on   11
21   12        observing    0
22   15   to the left of    4