Which color are the doors?
The doors are blue.
    src        edge_attr  dst
0     0   to the left of   11
1     0   to the left of    5
2     0  to the right of    8
3     1             near    2
4     1               in   11
5     1     covered with   11
6     1  to the right of    5
7     1  to the right of    7
8     1  to the right of    6
9     1   to the left of   10
10    2  to the right of    3
11    2          next to    1
12    2  to the right of    4
13    2               by    1
14    2  to the right of   12
15    3            under   14
16    3            below   14
17    3               by    4
18    3   to the left of    2
19    4   to the left of    7
20    4   to the left of    2
21    4             near    7
22    4   to the left of   11
23    4   to the left of   12
24    5  to the right of    0
25    5   to the left of    1
26    5   to the left of   11
27    5   to the left of    6
28    6   to the left of    1
29    6  to the right of    5
30    7  to the right of    4
31    7          next to    4
32    7     traveling on    1
33    7   to the left of   11
34    7   to the left of   10
35    7   to the left of    1
36    7               by    4
37    7               on    1
38    8   to the left of   11
39    8   to the left of    0
40   10  to the right of   12
41   10  to the right of    7
42   10  to the right of    1
43   11               on    1
44   11  to the right of    5
45   11  to the right of    0
46   11  to the right of    4
47   11  to the right of    8
48   11  to the right of    7
49   12  to the right of    4
50   12   to the left of   10
51   12   to the left of    2
52   14               in   13