A boy jumps into the water at a beach.
A human jumping.
A boy is jumping into water. A boy is a human.
exists e1 x1 x2 x3.(n_water(x2) & at(e1,x3) & n_beach(x3) & into(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_boy(x1))
exists s1 s2 x1.(a_topic(x1) & n_jump(x1) & a_human(s2) & Theme(s2,x1) & a_.(s1) & Theme(s1,x1))