Is the boat that looks little full or empty?
The boat is empty.
    src        edge_attr  dst
0     0   to the left of    1
1     1  to the right of    0
2     1   to the left of    9
3     2  to the right of    3
4     3  to the right of    9
5     3   to the left of    2
6     6  to the right of    8
7     6             near    8
8     8               in    7
9     8               on    5
10    8             near    6
11    8   to the left of    6
12    9   to the left of    3
13    9  to the right of    1