Are there any white benches?
No, there is a bench but it is brown.
    src        edge_attr  dst
0     0   to the left of    2
1     1   to the left of    8
2     2   to the left of    8
3     2  to the right of    4
4     2  to the right of    0
5     4   to the left of    2
6     5   to the left of   12
7     5               of    1
8     6   to the left of    8
9     8  to the right of    1
10    8  to the right of    2
11    8  to the right of    6
12    8  to the right of   10
13    8  to the right of   12
14   10   to the left of    8
15   12   to the left of    8
16   12  to the right of    5
17   12               on   11