Two dogs are chasing each other in a yard.
the dog is a lab
Not every dog is a lab.
exists x1.(all x2.(n_other(x2) -> exists e1 x3.(in(e1,x3) & n_yard(x3) & Theme(e1,x2) & Actor(e1,x1) & v_chase(e1))) & n_dog(x1) & card_eq_2(x1))
exists p1 x1.(n_dog(x1) & exists x2.((x1 = x2) & n_lab(x2)))