Two dogs running through a grassy field.
Two greyhounds are outside.
Just because there are two dogs doesn't mean they're greyhounds.
exists e1 s1 x1 x2 x3.(a_topic(x1) & through(e1,x3) & n_field(x3) & a_grassy(s1) & Theme(s1,x3) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_dog(x1) & card_eq_2(x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_greyhound(x1) & card_eq_2(x1))