On which side of the image are the ropes?
The ropes are on the left of the image.
    src        edge_attr  dst
0     0  to the right of   11
1     2  to the right of   14
2     2   to the left of    7
3     4               on    9
4     5  to the right of    7
5     5  to the right of   11
6     6  to the right of   11
7     7  to the right of    2
8     7   to the left of    5
9    11               in    8
10   11   to the left of    0
11   11   to the left of    5
12   11   to the left of    6
13   11   to the left of   18
14   14   to the left of    2
15   17               on   15
16   18  to the right of   11