Dog running after another dog in a grassy field.
Two dogs running together in a field.
A dog running after another dog means there are two dogs.
exists e1 s1 x1 x2 x3 x4.(n_dog(x2) & ne_nam_dog(x1) & after(e1,x3) & in(x3,x4) & n_field(x4) & a_grassy(s1) & Theme(s1,x4) & n_dog(x3) & -(x3 = x2) & Actor(e1,x1) & v_run(e1))
exists e1 p1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_field(x3) & exists s1.(Theme(s1,x2) & a_together(s1)) & Topic(e1,p1) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_dog(x1) & card_eq_2(x1))