Which part of the photo is the white curtain in?
The curtain is on the left of the image.
    src        edge_attr  dst
0     0  to the right of    3
1     0   to the left of    1
2     1   to the left of    7
3     1  to the right of    3
4     1  to the right of    0
5     2  to the right of    3
6     3   to the left of    1
7     3   to the left of    0
8     3   to the left of    4
9     3   to the left of    2
10    4  to the right of    3
11    7  to the right of    1