Is the pillow green or brown?
The pillow is brown.
    src        edge_attr  dst
0     0  to the right of   17
1     0  to the right of    5
2     0  to the right of    9
3     2   to the left of    4
4     2  to the right of   18
5     3   to the left of   17
6     3        on top of    6
7     3         lying on    6
8     4  to the right of    2
9     4  to the right of   17
10    4  to the right of    5
11    4  to the right of   18
12    4  to the right of    9
13    5   to the left of    0
14    5   to the left of    4
15    5  to the right of    6
16    5  to the right of   18
17    6   to the left of   17
18    6   to the left of   18
19    6   to the left of    9
20    6   to the left of    5
21    7   to the left of   17
22    7   to the left of   11
23    7   to the left of   18
24    9   to the left of    0
25    9  to the right of    6
26    9   to the left of    4
27    9  to the right of   18
28   11   to the left of   17
29   11  to the right of    7
30   13   to the left of   17
31   13   to the left of   15
32   15   to the left of   17
33   15  to the right of   13
34   17   to the left of    0
35   17  to the right of   15
36   17   to the left of    4
37   17  to the right of    6
38   17  to the right of    7
39   17  to the right of    3
40   17  to the right of   13
41   17  to the right of   11
42   18   to the left of    9
43   18  to the right of    7
44   18  to the right of    6
45   18   to the left of    5
46   18   to the left of    4
47   18   to the left of    2