A person sits on the gravel holding a sleeping dog.
The dog is awake
the dog cannot be awake and sleeping at the same time.
exists e2 e3 e1 x1 x2 x3.(n_gravel(x2) & for(e1,e3) & Theme(e3,x3) & Actor(e3,x1) & v_hold(e3) & n_dog(x3) & Actor(e2,x3) & v_sleep(e2) & on(e1,x2) & Actor(e1,x1) & v_sit(e1) & n_person(x1))
exists s1 x1.(n_dog(x1) & Theme(s1,x1) & a_awake(s1))