A boy standing in water is holding a yellow football.
A dog gets his ball.
Can only be either a boy or a dog, and can only be standing or "getting" the ball, not both.
exists e1 s1 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_hold(e1) & n_football(x4) & a_yellow(s1) & Theme(s1,x4) & in(x1,x3) & n_water(x3) & n_standing(x1) & of(x1,x2) & n_boy(x2))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_get(e1) & n_ball(x2) & of(x2,x1) & n_male(x1) & n_dog(x1))