What is the color of the utensil to the right of the knife?
The fork is gray.
    src        edge_attr  dst
0     0  to the right of   19
1     0               on   20
2     1   to the left of    7
3     1   to the left of   18
4     1   to the left of   14
5     2  to the right of   14
6     3               of   16
7     3   to the left of   10
8     4               of   16
9     4   to the left of   10
10    5               of   16
11    5   to the left of   10
12    7  to the right of   14
13    7  to the right of    1
14    8   to the left of   10
15    8   to the left of    9
16    9  to the right of    8
17   10  to the right of    4
18   10  to the right of    5
19   10  to the right of    8
20   10  to the right of   14
21   10  to the right of    3
22   11   to the left of   13
23   13  to the right of   11
24   13               in   17
25   13  to the right of   21
26   13  to the right of   17
27   14               of   16
28   14   to the left of    7
29   14   to the left of    2
30   14  to the right of    1
31   14   to the left of   10
32   15               of   16
33   16          holding    9
34   16          holding    8
35   17               of   21
36   17   to the left of   13
37   18  to the right of    1
38   18               of   16
39   19   to the left of   20
40   19   to the left of    0
41   20  to the right of   19
42   21   to the left of   13