A group of spectators are watching a baseball game.
fans watch the cowboys play
The cowboys do not play baseball, therefore the group cannot be watching a baseball game
exists e1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_watch(e1) & n_game(x3) & of(x3,x4) & n_baseball(x4) & of(x1,x2) & n_spectator(x2) & n_group(x1))
exists e1 x1 x2 x3.(n_play(x2) & of(x2,x3) & n_cowboy(x3) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_fan(x1))