Two men building a new chimney.
The men are building a woodshed.
A chimney is different than a woodshed.
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_build(e1) & n_chimney(x3) & a_new(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_build(e1) & n_woodsh(x2))