Two hockey players are fighting with a referee watches.
the referee left the game
If the referee left the game, they cannot watch the fight.
exists e2 e1 x1 x2 x3 x4.(with(e1,x3) & Actor(e2,x4) & v_watch(e2) & (x3 = x4) & n_referee(x3) & Actor(e1,x1) & v_fight(e1) & n_player(x1) & of(x1,x2) & n_hockey(x2) & card_eq_2(x1))
exists e1 x1 x2.(n_game(x2) & n_referee(x1) & Theme(e1,x2) & Actor(e1,x1) & v_leave(e1))