Four boys are in the living room talking.
There is a group of girls talking with each other.
Girls and boys are different genders.
exists p1 x1 x2 x3.(n_room(x2) & of(x2,x3) & n_living(x3) & exists e1 x4.(in(x1,x2) & Actor(e1,x4) & v_talk(e1) & (x2 = x4)) & n_boy(x1) & card_eq_4(x1))
exists p1 x1 e1 x2 x3 x4.((x1 = x2) & all x5.(n_other(x5) -> with(e1,x5)) & Actor(e1,x4) & v_talk(e1) & (x2 = x4) & of(x2,x3) & n_girl(x3) & n_group(x2))