Do you see knives to the right of the plates near the forks?
Yes, there is a knife to the right of the plates.
    src          edge_attr  dst
0     0                 on   12
1     0    to the right of   13
2     0  sitting on top of   12
3     0     to the left of    5
4     1                 on   11
5     1    to the right of    7
6     1    to the right of   12
7     1    to the right of    5
8     1    to the right of    9
9     1    lying on top of   11
10    2    to the right of    8
11    3     to the left of    5
12    3    to the right of   13
13    3               near   13
14    5            next to    9
15    5    to the right of    3
16    5      lying next to    1
17    5    to the right of   12
18    5    to the right of    7
19    5    to the right of    9
20    5     to the left of    1
21    5    to the right of    0
22    6                 on   11
23    6  sitting on top of   11
24    6    to the right of    8
25    7                 on    9
26    7    to the right of   13
27    7     to the left of    1
28    7    to the right of   10
29    7     to the left of    5
30    7                 on   12
31    8     to the left of    2
32    8                 on   11
33    8     to the left of    6
34    9               near    5
35    9     to the left of    1
36    9    to the right of   13
37    9    to the right of   10
38    9     to the left of    5
39   10     to the left of   12
40   10     to the left of    9
41   10                 on   11
42   10     to the left of   13
43   10     to the left of    7
44   10    lying on top of   11
45   12    to the right of   13
46   12     to the left of    5
47   12     to the left of    1
48   12  sitting on top of    9
49   12    to the right of   10
50   13     to the left of    3
51   13     to the left of   12
52   13            next to    3
53   13     to the left of    7
54   13     to the left of    9
55   13    to the right of   10
56   13     to the left of    0