Four men are hanging out in front of a building.
There are 5 women hanging out.
Four men and 5 women are two distinct groups of people
exists e1 s1 x1 x2 x3.(in(e1,x2) & of(x2,x3) & n_building(x3) & n_front(x2) & a_out(s1) & Manner(e1,s1) & Actor(e1,x1) & v_hang(e1) & n_man(x1) & card_eq_4(x1))
exists p1 x1 e1 s1 x2 x3.((x1 = x2) & a_out(s1) & Manner(e1,s1) & Actor(e1,x3) & v_hang(e1) & (x2 = x3) & n_woman(x2) & n_date(x2) & a_date_day_05(x2) & a_date_day_05(x2))