What kind of fast food is the mustard on?
The mustard is on the hot dog.
    src        edge_attr  dst
0     0               on    3
1     0               on    2
2     0   to the left of    3
3     1            under    2
4     1  to the right of    3
5     1            below    2
6     2               on   11
7     2             with    8
8     2               on    1
9     2             with    0
10    2             with    4
11    2  to the right of    3
12    3   to the left of    2
13    3   to the left of    1
14    3   to the left of    8
15    3             with    2
16    3  to the right of    0
17    4               on    2
18    6  to the right of   11
19    6  to the right of   10
20    8  to the right of    3
21    8               on    2
22    9               in    5
23    9               on   11
24   10   to the left of    6
25   11   to the left of    6