People are standing in line at a food stand.
People are waiting for hotdogs
A food stand can be of any kind and not just a food stand for hotdogs.
exists e1 x1 x2 x3 x4.(at(e1,x3) & n_stand(x3) & of(x3,x4) & n_food(x4) & in(e1,x2) & n_line(x2) & Actor(e1,x1) & v_stand(e1) & n_people(x1))
exists e1 x1 x2.(for(e1,x2) & n_hotdog(x2) & Actor(e1,x1) & v_wait(e1) & n_people(x1))