Two ladies are looking at jewelry.
Two ladies playing bridge.
Two ladies cannot be looking at jewelry and playing bridge at the same time.
exists e1 x1 x2.(at(e1,x2) & n_jewelry(x2) & Actor(e1,x1) & v_look(e1) & n_lady(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_bridge(x3) & (x1 = x2) & n_lady(x1) & card_eq_2(x1))