Does the blue water look murky?
No, the water is clear.
    src        edge_attr  dst
0     0   to the left of    3
1     0  to the right of    1
2     1   to the left of    0
3     2               in    5
4     2   to the left of    5
5     3  to the right of    4
6     3  to the right of    0
7     4               in    5
8     4   to the left of    5
9     4   to the left of    3
10    5  to the right of    6
11    5  to the right of    4
12    5  to the right of    2
13    6   to the left of    5