Is the sandwich on the left?
Yes, the sandwich is on the left of the image.
    src        edge_attr  dst
0     0  to the right of    9
1     1  to the right of    8
2     2   to the left of   12
3     3  to the right of    9
4     4  to the right of   10
5     4  to the right of    8
6     5             with   12
7     5             with    6
8     5   to the left of   10
9     5   to the left of   12
10    6               on    5
11    6   to the left of   12
12    7   to the left of   12
13    8   to the left of    1
14    8   to the left of    4
15    9   to the left of    0
16    9   to the left of    3
17   10   to the left of    4
18   10  to the right of    5
19   12  to the right of    7
20   12  to the right of    2
21   12  to the right of    6
22   12               on    5
23   12  to the right of    5