A boy turns a handcrank in a courtyard.
The boy is wearing a ball cap.
The fact that a boy is turning a handcrank does not determine whether or not the boy is wearing a ball cap.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_turn(e1) & in(x2,x3) & n_courtyard(x3) & n_handcrank(x2) & n_boy(x1))
exists e1 x1 x2 x3.(n_boy(x1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_cap(x2) & of(x2,x3) & n_ball(x3))