Is there a plate or a knife in this image?
Yes, there is a knife.
    src        edge_attr  dst
0     0       sitting on    9
1     0   to the left of    3
2     3  to the right of    0
3     3               on    9
4     4  to the right of   11
5     4            below    8
6     4  to the right of    5
7     4            under    8
8     5   to the left of    8
9     5   to the left of    4
10    5       sitting on    9
11    6               on    9
12    8               in    4
13    8  to the right of    5
14    8               on    9
15    8       sitting on    4
16    8            above    4
17   10       sitting on    9
18   11       sitting on    5
19   11   to the left of    4
20   11               on    5