Are there any men to the right of the sack that is on the left side?
Yes, there are men to the right of the sack.
    src        edge_attr  dst
0     0  to the right of    6
1     0  to the right of    4
2     0  to the right of   10
3     1   to the left of    5
4     1   to the left of    9
..  ...              ...  ...
72   18   to the left of    4
73   18   to the left of    6
74   18   to the left of    8
75   18   to the left of   10
76   18   to the left of   13

[77 rows x 3 columns]