How does the door look, open or shut?
The door is open.
    src        edge_attr  dst
0     0   to the left of   11
1     0   to the left of    9
2     0   to the left of    3
3     0   to the left of   12
4     0   to the left of    1
5     0   to the left of    7
6     0   to the left of    4
7     1   to the left of    3
8     1   to the left of   15
9     1  to the right of    0
10    2   to the left of   12
11    3  to the right of    1
12    3  to the right of   11
13    3  to the right of    7
14    3  to the right of    0
15    3               of    9
16    4  to the right of    7
17    4   to the left of   14
18    4  to the right of    0
19    5  to the right of    8
20    5  to the right of   13
21    6               of    9
22    6  to the right of    7
23    7   to the left of    4
24    7   to the left of   15
25    7  to the right of    0
26    7   to the left of   14
27    7   to the left of    3
28    7   to the left of    6
29    8   to the left of    5
30    9      sleeping on   10
31    9  to the right of    0
32   11  to the right of    0
33   11   to the left of    3
34   11   to the left of   15
35   12           beside    9
36   12  to the right of    0
37   12  to the right of    2
38   13   to the left of    5
39   13       hanging on    8
40   14  to the right of    4
41   14  to the right of    7
42   15  to the right of    7
43   15  to the right of    1
44   15  to the right of   11