A newlywed couple speak with guests at their wedding.
The guests have attended a birthday party.
Birthday and wedding are different.
exists e1 s1 x1 x2 x3.(at(e1,x3) & n_wedding(x3) & of(x3,x1) & n_thing(x1) & with(e1,x2) & n_guest(x2) & Actor(e1,x1) & v_speak(e1) & n_couple(x1) & a_newlywed(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(n_guest(x1) & Theme(e1,x2) & Actor(e1,x1) & v_attend(e1) & n_party(x2) & of(x2,x3) & n_birthday(x3))