Boy in sunglasses walking in the ocean.
A boy is looking for starfish in the ocean.
Just because the boy in sunglasses is walking in the ocean does not mean he is looking for starfish.
exists e1 s1 x1 x2 x3.(n_ocean(x3) & ne_nam_boy(s1) & a_topic(s1) & in(s1,x1) & in(e1,x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_sunglass(x1))
exists e1 x1 x2 x3.(n_ocean(x3) & in(e1,x3) & for(e1,x2) & n_starfish(x2) & Actor(e1,x1) & v_look(e1) & n_boy(x1))