A woman is playing ice hockey.
A woman proving she can be a hockey player.
A woman is playing ice hockey does not indicate that  A woman proving she can be a hockey player.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_hockey(x2) & of(x2,x3) & n_ice(x3) & n_woman(x1))
exists e1 e2 p1 x1 x2.(exists p2 x3 x4.((x1 = x3) & n_player(x3) & of(x3,x4) & n_hockey(x4)) & Topic(e2,p1) & Actor(e2,x1) & v_can(e2) & Theme(e1,x1) & Actor(e1,x2) & v_prove(e1) & n_female(x1) & (x1 = x2) & n_woman(x1))