Is there any boat in the water?
No, there is a surfboard in the water.
   src        edge_attr  dst
0    0  to the right of    6
1    2   to the left of    9
2    4               in    7
3    6   to the left of    8
4    6   to the left of    0
5    8  to the right of    6
6    9  to the right of    2