The two small dogs run through the grass.
the dogs are swimming
You cannot run and be swimming at the same time.
exists e1 s1 x1 x2.(n_grass(x2) & n_dog(x1) & a_small(s1) & Theme(s1,x1) & card_eq_2(x1) & through(e1,x2) & Actor(e1,x1) & v_run(e1))
exists e1 x1.(n_dog(x1) & Actor(e1,x1) & v_swim(e1))