A man is preparing to throw a bowling ball.
A man is bowling.
Throw a bowling ball implies bowling.
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_prepare(e1) & exists e2 x2 x3.(Theme(e2,x2) & Actor(e2,x1) & v_throw(e2) & n_ball(x2) & of(x2,x3) & n_bowling(x3)) & n_man(x1))
exists e1 x1.(Actor(e1,x1) & v_bowl(e1) & n_man(x1))