Five children laugh and smile on a bench.
Five children laugh at the homeless person begging for food.
the children may not be laughing at the homeless person
exists s1 x1 x2 x3 x4.(a_topic(s1) & subset_of(x3,s1) & on(x3,x4) & n_bench(x4) & n_smile(x3) & subset_of(x1,s1) & n_laugh(x1) & of(x1,x2) & n_child(x2) & card_eq_5(x1))
exists e1 s1 x1 x2 x3 x4 x5.(n_person(x3) & a_homeless(s1) & Theme(s1,x3) & a_topic(x1) & at(x1,x3) & for(e1,x5) & n_food(x5) & Actor(e1,x4) & v_beg(e1) & (x3 = x4) & n_laugh(x1) & of(x1,x2) & n_child(x2) & card_eq_5(x1))