A dog runs through the grass.
A dog sleeping in his bed
The dog is either sleeping or running. The dog is either in bed or in the grass.
exists e1 x1 x2.(n_grass(x2) & through(e1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1))
exists e1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_bed(x3) & of(x3,x1) & n_male(x1) & Actor(e1,x2) & v_sleep(e1) & (x1 = x2) & n_dog(x1))