A construction worker bulldozes dirt clear.
Someone is preparing to build a house.
It cannot be inferred that the construction worker is preparing to a build a house.
exists e1 p1 x1 x2 x3.(exists s1.(Theme(s1,x1) & a_clear(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_dirt(e1) & n_bulldoze(x1) & of(x1,x3) & n_worker(x3) & of(x1,x2) & n_construction(x2))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_prepare(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_build(e2) & n_house(x2)) & n_person(x1))