Two men are talking while another looks on.
three men are dancing in a party.
If two are talking and the third looking, they cannot all be dancing.
exists e1 p1 x1.(exists e2 p2 x2.(exists s1.(Theme(s1,x2) & a_on(s1)) & Topic(e2,p2) & Actor(e2,x2) & v_look(e2) & n_thing(x2)) & while(e1,p1) & Actor(e1,x1) & v_talk(e1) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(in(e1,x2) & n_party(x2) & Actor(e1,x1) & v_dance(e1) & n_man(x1) & card_eq_3(x1))