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