Are there cabbages or sandwiches?
Yes, there is a sandwich.
     src        edge_attr  dst
0      0  to the right of   11
1      0  to the right of   14
2      0   to the left of   27
3      0   to the left of   16
4      0   to the left of   15
..   ...              ...  ...
152   27  to the right of   21
153   27  to the right of   25
154   27  to the right of   26
155   27  to the right of   17
156   27  to the right of   14

[157 rows x 3 columns]