A Dog lying on a blanket at the end of a small boat.
A cat is playing.
The dog is laying on a blanket and can not be a cat playing.
exists e1 s1 s2 x1 x2 x3 x4.(n_end(x3) & a_topic(s1) & at(e1,x3) & of(x3,x4) & n_boat(x4) & a_small(s2) & Theme(s2,x4) & on(e1,x2) & n_blanket(x2) & Actor(e1,x1) & v_lie(e1) & (s1 = x1) & ne_nam_dog(s1))
exists e1 x1.(Actor(e1,x1) & v_play(e1) & n_cat(x1))