Is this box wooden and white?
No, the box is wooden but brown.
    src        edge_attr  dst
0     0   to the left of    2
1     0   to the left of    3
2     2  to the right of    6
3     2  to the right of    8
4     2  to the right of    0
5     3  to the right of    6
6     3  to the right of    0
7     3  to the right of    8
8     6   to the left of    2
9     6   to the left of    3
10    8   to the left of    2
11    8   to the left of    3