What color is this curtain, gray or orange?
The curtain is gray.
    src        edge_attr  dst
0     0          wearing    5
1     0          wearing    7
2     0   to the left of    6
3     1   to the left of    6
4     2   to the left of    3
5     3   to the left of    6
6     3  to the right of    2
7     4   to the left of    6
8     5   to the left of    6
9     6  to the right of    0
10    6  to the right of    3
11    6  to the right of    1
12    6  to the right of    5
13    6  to the right of    4
14    6  to the right of    7
15    7   to the left of    6