A group of workers are waiting to be picked up.
A group of farm workers are waiting for a ride to the fields.
There is no way to know that this group of workers are farm workers or that they are waiting for a ride to the fields. They might just be waiting for someone's wife to pick them up to go home for the day.
exists e1 p1 x1 x2.(Topic(e1,p1) & Actor(e1,x1) & v_wait(e1) & exists e2 s1.(a_up(s1) & Manner(e2,s1) & Theme(e2,x1) & v_pick(e2)) & of(x1,x2) & n_worker(x2) & n_group(x1))
exists e1 x1 x2 x3 x4 x5.(n_field(x5) & for(e1,x4) & to(x4,x5) & n_ride(x4) & Actor(e1,x1) & v_wait(e1) & of(x1,x2) & n_worker(x2) & of(x2,x3) & n_farm(x3) & n_group(x1))