Who is holding the surfboard?
The people are holding the surfboard.
    src        edge_attr  dst
0     0  to the right of    2
1     1   to the left of    3
2     2   to the left of    0
3     3         lying on   21
4     3  to the right of    1
5     4  to the right of   17
6     4   to the left of    6
7     4  to the right of   22
8     4   to the left of   20
9     6  to the right of   22
10    6  to the right of   20
11    6  to the right of    7
12    6  to the right of    4
13    7   to the left of    9
14    7   to the left of    6
15    7  to the right of   22
16    7  to the right of   17
17    9  to the right of    7
18   12               on    5
19   13            above   16
20   15   flying through   18
21   17   to the left of    7
22   17   to the left of   20
23   17   to the left of    4
24   19          holding    7
25   19       sitting on    1
26   20  to the right of   22
27   20  to the right of   17
28   20   to the left of    6
29   20  to the right of    4
30   22   to the left of   20
31   22   to the left of    7
32   22   to the left of    6
33   22   to the left of    4