Is the knife on a pizza?
No, the knife is on the napkin.
    src        edge_attr  dst
0     0             with   11
1     0               on    8
2     0             with    3
3     0  to the right of    9
4     0   to the left of    7
5     0  to the right of    1
6     0  to the right of    2
7     1        on top of    9
8     1  to the right of    6
9     1   to the left of    0
10    1   to the left of    7
11    2               on    9
12    2   to the left of    0
13    2   to the left of    7
14    3  to the right of    9
15    3               on    0
16    6   to the left of    8
17    6   to the left of    9
18    6          next to    8
19    6   to the left of    1
20    7       sitting by    5
21    7  to the right of    1
22    7  to the right of    2
23    7  to the right of    9
24    7  to the right of   11
25    7  to the right of    0
26    8             near   12
27    8             near   10
28    8               on    5
29    8       sitting on    5
30    8  to the right of    6
31    8             near    6
32    9  to the right of    6
33    9               on    8
34    9   to the left of   11
35    9   to the left of    7
36    9   to the left of    0
37    9   to the left of    3
38   10          next to    8
39   10       sitting on    4
40   10               on    4
41   11  to the right of    9
42   11   to the left of    7
43   11               on    0
44   12          next to    8
45   12       sitting on    4
46   12               on    4