What is the large watercraft called?
The watercraft is a ship.
    src        edge_attr  dst
0     1   to the left of    2
1     1   to the left of    4
2     2  to the right of    1
3     3      standing in    7
4     4  to the right of    7
5     4  to the right of    1
6     5        flying in    0
7     5      surrounding    7
8     7               in    6
9     7   to the left of    4
10    7    surrounded by    5