What is the color of the cup lid?
The lid is white.
    src        edge_attr  dst
0     0               on    3
1     0  to the right of    4
2     1  to the right of    4
3     2   to the left of    6
4     2   to the left of    3
5     3  to the right of    2
6     4   to the left of    0
7     4               on    3
8     4   to the left of    1
9     4   to the left of    5
10    4   to the left of    6
11    5  to the right of    4
12    6               on    3
13    6  to the right of    4
14    6  to the right of    2