On which side of the image is the curtain?
The curtain is on the right of the image.
    src        edge_attr  dst
0     0  to the right of    6
1     0  to the right of    2
2     1  to the right of   12
3     1  to the right of   10
4     1  to the right of    3
5     1  to the right of    9
6     1               of    7
7     1  to the right of    4
8     2               on   11
9     2   to the left of    4
10    2   to the left of    0
11    3   to the left of   13
12    3   to the left of    9
13    3   to the left of    1
14    3   to the left of   10
15    3   to the left of   14
16    4   to the left of   14
17    4  to the right of    2
18    4   to the left of    9
19    4   to the left of   10
20    4   to the left of    1
21    4  to the right of    6
22    4   to the left of   13
23    6   to the left of    0
24    6               of    2
25    6   to the left of    4
26    8   to the left of   10
27    8   to the left of    9
28    8   to the left of   14
29    9  to the right of    3
30    9  to the right of    4
31    9  to the right of    8
32    9  to the right of   12
33    9   to the left of    1
34    9  to the right of   10
35   10   to the left of    1
36   10   to the left of    9
37   10  to the right of    8
38   10  to the right of    4
39   10  to the right of    3
40   10               on    7
41   12   to the left of    1
42   12   to the left of    9
43   12   to the left of   14
44   13  to the right of    4
45   13  to the right of    3
46   14  to the right of    8
47   14  to the right of   12
48   14  to the right of    3
49   14  to the right of    4