A man in a white shirt messing with a ladder.
A person and a ladder.
a man is a person
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & with(e1,x4) & n_ladder(x4) & Actor(e1,x3) & v_mess(e1) & (x2 = x3) & n_shirt(x2) & a_white(s1) & Theme(s1,x2) & n_man(x1))
exists s1 x1 x2.(a_topic(s1) & subset_of(x2,s1) & n_ladder(x2) & subset_of(x1,s1) & n_person(x1))