Are the boats white or blue?
The boats are white.
    src        edge_attr  dst
0     0            below    1
1     0             near    4
2     1            above    2
3     1            above    4
4     1            above    5
5     2           behind    3
6     2           behind    4
7     2           behind    5
8     3          next to    4
9     3      in front of    2
10    3         close to    4
11    3   to the left of    4
12    3             near    4
13    4             near    3
14    4      in front of    2
15    4  to the right of    3
16    4             near    0
17    5      in front of    2