a man is making something out of wood
man making chair
Not everything made of wood is a chair.
exists e1 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_make(e1) & of(x3,x4) & n_wood(x4) & out(x2,x3) & n_thing(x3) & n_thing(x2) & n_man(x1))
exists e1 x1 x2.(n_chair(x1) & Actor(e1,x1) & v_make(e1) & of(x1,x2) & n_man(x2) & a_topic(x1))