a small white dog catching a stick on the shore at the beach.
A dog is white
A dog that is white can be described as a white dog.
exists e1 s1 s2 x1 x2 x3 x4 x5.(n_beach(x5) & n_shore(x4) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_catch(e1) & on(x3,x4) & at(x4,x5) & n_stick(x3) & (x1 = x2) & n_dog(x1) & a_white(s2) & Theme(s2,x1) & a_small(s1) & Theme(s1,x1))
exists s1 x1.(Theme(s1,x1) & a_white(s1) & n_dog(x1))