A man is balancing a metal ball on his arm.
A man is balancing a metal ball.
For a man to be balancing a metal ball on his arm, there must be a man balancing a metal ball.
exists e1 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_balance(e1) & on(x2,x4) & n_arm(x4) & of(x4,x1) & n_male(x1) & n_ball(x2) & of(x2,x3) & n_metal(x3) & n_man(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_balance(e1) & n_ball(x2) & of(x2,x3) & n_metal(x3) & n_man(x1))