The Goalie, is defending his net
The goalie is playing a game.
If a goalies is defending a net, then he is playing a game.
exists e1 x1 x2.(n_net(x2) & of(x2,x1) & n_male(x1) & ne_nam_goalie(x1) & Theme(e1,x2) & Actor(e1,x1) & v_defend(e1))
exists e1 x1 x2.(n_goalie(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_game(x2))