Two terriers running in a grassy area.
two dogs running for a ball
Just because the two dogs are running does not mean they are both running for a ball.
exists e1 s1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_area(x3) & a_grassy(s1) & Theme(s1,x3) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_terrier(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(a_topic(x1) & for(e1,x3) & n_ball(x3) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_dog(x1) & card_eq_2(x1))