a black dog is standing on a step next to a river as it shakes itself dry.
The dog is sleeping on the couch.
A dog cannot be standing by a river while sleeping on the couch.
exists e1 p1 s1 x1 x2 x3 x4.(exists e2 p2.(exists s2.(Theme(s2,x2) & a_dry(s2)) & Recipient(e2,p2) & Actor(e2,x1) & Topic(e2,x2) & v_shake(e2)) & n_thing(x2) & n_thing(x1) & as(e1,p1) & on(e1,x2) & to(x3,x4) & n_river(x4) & next(x2,x3) & n_thing(x3) & n_step(x2) & Actor(e1,x1) & v_stand(e1) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_couch(x2) & n_dog(x1) & on(e1,x2) & Actor(e1,x1) & v_sleep(e1))