A brown dog lies on a blanket in boat.
A dog lies on a blanket in a yacht.
Sentence two may be talking about different dog.
exists e1 s1 x1 x2 x3.(in(e1,x3) & n_boat(x3) & on(e1,x2) & n_blanket(x2) & Actor(e1,x1) & v_lie(e1) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(in(e1,x3) & n_yacht(x3) & on(e1,x2) & n_blanket(x2) & Actor(e1,x1) & v_lie(e1) & n_dog(x1))