The boy is jumping in the air.
A five year old boy is jumping in the air for a ball.
Not all boys are five year old. Children can jump in the air, ball or no ball.
exists e1 x1 x2.(n_air(x2) & n_boy(x1) & in(e1,x2) & Actor(e1,x1) & v_jump(e1))
exists e1 s1 x1 x2 x3 x4.(n_air(x3) & for(e1,x4) & n_ball(x4) & in(e1,x3) & Actor(e1,x1) & v_jump(e1) & n_boy(x1) & a_old(s1) & Theme(s1,x1) & of(x1,x2) & n_year(x2) & card_eq_5(x1))