What is that boat on?
The boat is on the rocks.
    src        edge_attr  dst
0     0               on    6
1     0      in front of    1
2     0             near    4
3     0   to the left of    8
4     0   to the left of    7
5     0   to the left of    1
6     0   to the left of    5
7     0   to the left of    4
8     1           behind    0
9     1  to the right of    0
10    4   to the left of    8
11    4               on    0
12    4          next to    0
13    4  to the right of    0
14    4   to the left of    7
15    5   to the left of    7
16    5  to the right of    0
17    7  to the right of    5
18    7  to the right of    4
19    7  to the right of    0
20    8  to the right of    4
21    8  to the right of    0