Is there a pancake or a toast that is not brown?
No, there is a toast but it is brown.
    src        edge_attr  dst
0     0   to the left of    6
1     0       sitting on    6
2     3      in front of    5
3     4       sitting on    5
4     4   to the left of    8
5     5       sitting on    1
6     5           behind    3
7     6  to the right of    0
8     7       sitting on    4
9     7      longer than    4
10    8  to the right of    4