Which is healthier, the tomato or the French fries?
The tomato is healthier than the French fries.
    src        edge_attr  dst
0     1   to the left of   13
1     1   to the left of    9
2     1   to the left of    7
3     1   to the left of   11
4     2   to the left of    3
5     2  to the right of   10
6     2   to the left of   14
7     3   to the left of   14
8     3  to the right of    2
9     5               on    4
10    6  to the right of   13
11    7  to the right of    1
12    7  to the right of   11
13    7  to the right of    9
14    7  to the right of   12
15    8  to the right of   13
16    9  to the right of    1
17    9   to the left of    7
18    9               in   13
19   10   to the left of    2
20   10               in   14
21   11  to the right of    1
22   11   to the left of    7
23   11  to the right of   12
24   12   to the left of    7
25   12               in    1
26   12   to the left of   11
27   13               of    9
28   13   to the left of    8
29   13   to the left of    6
30   13  to the right of    1
31   14  to the right of    2
32   14  to the right of    3