A person wearing a hat cleaning a statute.
A worker sleeping on the job.
A person cannot be cleaning a statute if they are sleeping.
exists e2 e1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e2,x3) & Actor(e2,x2) & v_wear(e2) & Theme(e1,x5) & Actor(e1,x4) & v_clean(e1) & n_statute(x5) & (x3 = x4) & n_hat(x3) & (x1 = x2) & n_person(x1))
exists e1 x1 x2 x3.(n_job(x3) & a_topic(x1) & on(e1,x3) & Actor(e1,x2) & v_sleep(e1) & (x1 = x2) & n_worker(x1))