Is the sticker purple or green?
The sticker is purple.
    src        edge_attr  dst
0     0   to the left of    3
1     0  to the right of    4
2     0   to the left of   10
3     1  to the right of    4
4     2   to the left of    8
5     3  to the right of    0
6     3  to the right of    4
7     4   to the left of    0
8     4   to the left of    3
9     4   to the left of    1
10    4   to the left of    9
11    5   to the left of    8
12    8  to the right of    2
13    8  to the right of    5
14    8       hanging on    1
15    9  to the right of    4
16   10  to the right of    0