Of what color is the door?
The door is yellow.
    src        edge_attr  dst
0     0  to the right of    3
1     0  to the right of    4
2     0  to the right of    7
3     0  to the right of    6
4     1   to the left of   13
5     1  to the right of    5
6     1  to the right of    8
7     1  to the right of    7
8     3  to the right of    7
9     3  to the right of    6
10    3   to the left of    0
11    4   to the left of    0
12    4  to the right of   10
13    4   to the left of   14
14    4   to the left of   13
15    5   to the left of    1
16    6   to the left of   13
17    6   to the left of    3
18    6  to the right of    8
19    6  to the right of    7
20    6   to the left of   11
21    6   to the left of    0
22    7   to the left of    1
23    7   to the left of    3
24    7   to the left of    6
25    7   to the left of    0
26    7   to the left of   11
27    8   to the left of    1
28    8   to the left of    6
29   10   to the left of    4
30   11  to the right of    7
31   11  to the right of    6
32   11               on    7
33   13  to the right of    6
34   13  to the right of    4
35   13  to the right of    1
36   14  to the right of    4