What is on the window?
The curtains are on the window.
    src        edge_attr  dst
0     0  to the right of    3
1     0  to the right of    2
2     0  to the right of   12
3     0  to the right of    9
4     0  to the right of   13
5     1   to the left of   14
6     1   to the left of    8
7     1               in    5
8     1   to the left of    2
9     2               on    8
10    2      in front of   14
11    2             near    3
12    2   to the left of    0
13    2  to the right of    7
14    2  to the right of    1
15    2   to the left of   12
16    2  to the right of   11
17    2   to the left of   14
18    3   to the left of    0
19    3  to the right of   10
20    3             near    2
21    3   to the left of   12
22    4   to the left of    6
23    6  to the right of    4
24    6  to the right of   10
25    7   to the left of    8
26    7   to the left of    2
27    8  to the right of   11
28    8  to the right of    1
29    8  to the right of    7
30    9   to the left of   12
31    9  to the right of   10
32    9   to the left of    0
33   10   to the left of   13
34   10   to the left of   15
35   10   to the left of    6
36   10   to the left of    3
37   10   to the left of    9
38   10   to the left of   12
39   11   to the left of   14
40   11   to the left of    2
41   11   to the left of    8
42   12   to the left of    0
43   12  to the right of    2
44   12  to the right of    3
45   12  to the right of   10
46   12  to the right of    9
47   12  to the right of   13
48   13   to the left of   12
49   13  to the right of   10
50   13   to the left of    0
51   14  to the right of    1
52   14  to the right of   11
53   14  to the right of    2
54   14           behind    2
55   15               on    6
56   15  to the right of   10