a little boy at the beach with a surfboard
The little boy got eaten by a shark.
The boy can't be at the beach if he got eaten by a shark.
exists s1 x1 x2 x3.(n_beach(x2) & a_topic(x1) & at(x1,x2) & with(x2,x3) & n_surfboard(x3) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists e1 p1 s1 x1.(n_boy(x1) & a_little(s1) & Theme(s1,x1) & exists e2 x2.(Actor(e2,x2) & n_shark(x2) & Theme(e2,x1) & v_eat(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_get(e1))