Are there any open windows?
No, there is a window but it is closed.
    src        edge_attr  dst
0     0   to the left of    3
1     0   to the left of    5
2     1  to the right of    9
3     1  to the right of    5
4     2  to the right of    8
5     2  to the right of   11
6     2  to the right of    4
7     2  to the right of    5
8     3  to the right of    7
9     3  to the right of    6
10    3  to the right of   10
11    3  to the right of    0
12    4  to the right of    6
13    4   to the left of    2
14    5   to the left of    1
15    5   to the left of    9
16    5             near    9
17    5  to the right of    0
18    5   to the left of    2
19    5  to the right of   10
20    6   to the left of    3
21    6   to the left of    4
22    6   to the left of   11
23    7   to the left of    3
24    8   to the left of    9
25    8   to the left of    2
26    9          next to    5
27    9  to the right of    8
28    9  to the right of   11
29    9  to the right of    5
30    9   to the left of    1
31   10   to the left of    5
32   10   to the left of    3
33   11   to the left of    9
34   11  to the right of    6
35   11   to the left of    2