What vegetable is to the left of the bacon that is in the center?
The vegetable is lettuce.
    src        edge_attr  dst
0     1               in   11
1     2   to the left of    3
2     2   to the left of   18
3     2               in   11
4     3               in   11
5     3  to the right of    2
6     5               in   11
7     5   to the left of   18
8     6  to the right of    9
9     6  to the right of   15
10    6  to the right of   24
11    8  to the right of   12
12    9   to the left of   21
13    9   to the left of    6
14   10   to the left of   23
15   10   to the left of   20
16   12   to the left of    8
17   12               on   17
18   12        on top of   17
19   12   to the left of   17
20   13   to the left of   22
21   14  to the right of   24
22   14  to the right of   15
23   15               on   25
24   15   to the left of    6
25   15   to the left of   16
26   15   to the left of   14
27   15   to the left of   23
28   16  to the right of   24
29   16  to the right of   15
30   17  to the right of   12
31   18  to the right of    2
32   18  to the right of    5
33   20  to the right of   10
34   21             with   25
35   21  to the right of   22
36   21  to the right of    9
37   22   to the left of   21
38   22  to the right of   13
39   22             with   25
40   23  to the right of   24
41   23  to the right of   15
42   23  to the right of   10
43   23             with   25
44   24             with   25
45   24   to the left of    6
46   24   to the left of   14
47   24   to the left of   16
48   24   to the left of   23
49   25          contain   16
50   25          contain    6
51   25             with   15
52   25          contain   13
53   25          contain    9