A little boy is going to throw a ball on the beach.
A toddler is playing by the ocean.
The ocean cannot exist without a beach. Toddler is another name for little boy.
exists e1 p1 s1 x1 x3.(n_beach(x3) & Topic(e1,p1) & Actor(e1,x1) & v_go(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_throw(e2) & on(x2,x3) & n_ball(x2)) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_ocean(x2) & by(e1,x2) & Actor(e1,x1) & v_play(e1) & n_toddler(x1))