Two men talking, both in blue shirts.
Three men wearing white say nothing.
The amount of men has to be either two or three.  They cannot be wearing both blue shirts and white shirts.
exists e1 s1 x1 x2 x3.(a_topic(x1) & r_both(e1) & in(e1,x3) & n_shirt(x3) & a_blue(s1) & Theme(s1,x3) & Actor(e1,x2) & v_talk(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 p1 x1 x2.(-exists e2 x3.(Theme(e2,x3) & Actor(e2,x1) & v_say(e2) & n_thing(x3)) & exists s1.(Theme(s1,x2) & a_white(s1)) & Topic(e1,p1) & Actor(e1,x2) & v_wear(e1) & (x1 = x2) & n_man(x1) & card_eq_3(x1))