Which color does the sticker have?
The sticker has white color.
    src        edge_attr  dst
0     1   to the left of   11
1     1   to the left of    7
2     1   to the left of    4
3     2   to the left of    3
4     2   to the left of    4
5     2               in   10
6     3   to the left of   10
7     3  to the right of    2
8     3               on    4
9     3      in front of   11
10    4  to the right of    2
11    4  to the right of    1
12    4  to the right of    8
13    4   to the left of    6
14    4   to the left of   10
15    4  to the right of   11
16    5   to the left of   10
17    5               on    3
18    6  to the right of    7
19    6  to the right of    4
20    6  to the right of    8
21    6   to the left of    9
22    6  to the right of   11
23    7  to the right of    1
24    7  to the right of   11
25    7  to the right of    8
26    7   to the left of    6
27    8   to the left of    6
28    8   to the left of    7
29    8   to the left of    4
30    9  to the right of    6
31   10  to the right of    5
32   10  to the right of    4
33   10  to the right of    3
34   11  to the right of    1
35   11           behind    3
36   11   to the left of    7
37   11   to the left of    4
38   11   to the left of    6