A black dog runs on the beach.
The dog is sleeping under a bench.
Dog can either be running on the beach or sleeping under a bench but not both
exists e1 s1 x1 x2.(n_beach(x2) & on(e1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_dog(x1) & under(e1,x2) & n_bench(x2) & Actor(e1,x1) & v_sleep(e1))