Two baseball teams are playing on a field.
Two hockey teams are playing indoors.
Are they baseball or hockey teams.  And are they playing on a field or indoors.
exists e1 x1 x2 x3.(on(e1,x3) & n_field(x3) & Actor(e1,x1) & v_play(e1) & n_team(x1) & of(x1,x2) & n_baseball(x2) & card_eq_2(x1))
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_indoor(x3) & n_team(x1) & of(x1,x2) & n_hockey(x2) & card_eq_2(x1))