A man in a woman within a house happily socializing.
There are two people having sex.
Happily socializing does not necessarily mean having sex.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & a_happily(s1) & Manner(e1,s1) & Actor(e1,x4) & v_socialize(e1) & (x2 = x4) & within(x2,x3) & n_house(x3) & n_woman(x2) & n_man(x1))
exists p1 x1 e1 x2 x3 x4.((x1 = x2) & Theme(e1,x4) & Actor(e1,x3) & v_have(e1) & n_sex(x4) & (x2 = x3) & n_people(x2) & card_eq_2(x2))