Are there both boats and ropes?
No, there is a boat but no ropes.
    src        edge_attr  dst
0     0               on   11
1     0   to the left of    8
2     0   to the left of    1
3     1  to the right of    8
4     1  to the right of    0
5     3   to the left of   17
6     3   to the left of   18
7     4   to the left of   21
8     5               on    6
9     7  to the right of   12
10    8   to the left of    1
11    8  to the right of    0
12    9  to the right of   21
13    9  to the right of   11
14   11   to the left of    9
15   12   to the left of    7
16   12   to the left of   14
17   13             near   19
18   14  to the right of   12
19   16   to the left of   18
20   17  to the right of   18
21   17  to the right of    3
22   18  to the right of    3
23   18  to the right of   16
24   18   to the left of   17
25   19             near   13
26   21  to the right of    4
27   21   to the left of    9