A rollerblader on a concrete form.
the rollerblader has broke his leg
He does not refer to a broken leg
exists s1 x1 x2.(a_topic(x1) & on(x1,x2) & n_form(x2) & a_concrete(s1) & Theme(s1,x2) & n_rollerblader(x1))
exists e1 x1 x2.(n_leg(x2) & of(x2,x1) & n_male(x1) & n_rollerblader(x1) & Theme(e1,x2) & Actor(e1,x1) & v_break(e1))