A boy in a black hat is standing on the sand.
The Amish boy with the black hat is visiting the beach.
Just because the boy has a black hat doesn't mean he is Amish. Just because the boy is standing on the sand doesn't mean he is on the beach.
exists e1 s1 x1 x2 x3.(n_sand(x3) & on(e1,x3) & Actor(e1,x1) & v_stand(e1) & in(x1,x2) & n_hat(x2) & a_black(s1) & Theme(s1,x2) & n_boy(x1))
exists e1 s1 s2 x1 x2 x3.(n_beach(x3) & n_hat(x2) & a_black(s2) & Theme(s2,x2) & n_boy(x1) & a_amish(s1) & Theme(s1,x1) & Theme(e1,x3) & Actor(e1,x1) & v_visit(e1) & with(x1,x2))