Two men on a motorcycle with buckets and canisters.
Two painters ride a motorcycle to work.
Just because two men have buckets and cainsters doesn't mean they are painters.
exists x1 x2 x3 x4 x5.(a_topic(x1) & with(x1,x3) & subset_of(x5,x3) & n_canister(x5) & subset_of(x4,x3) & n_bucket(x4) & on(x1,x2) & n_motorcycle(x2) & n_man(x1) & card_eq_2(x1))
exists e1 p1 x1 x2 x3.(Topic(e1,p1) & exists e2.(Actor(e2,x1) & v_work(e2)) & Theme(e1,x3) & Actor(e1,x2) & v_ride(e1) & n_motorcycle(x3) & n_painter(x2) & card_eq_2(x2) & n_painter(x1) & card_eq_2(x1))