Does the box to the left of the other box look white?
Yes, the box is white.
    src        edge_attr  dst
0     0   to the left of    7
1     0   to the left of    9
2     1  to the right of    9
3     4   to the left of    9
4     5  to the right of    9
5     5               on    1
6     7  to the right of    0
7     9   to the left of    5
8     9   to the left of    1
9     9  to the right of    0
10    9  to the right of    4