A couple shares passion in the city.
There is a couple.
There is a couple is and a couple are the same piece of information.
exists s1 x1 x2 x3.(n_city(x3) & a_topic(x1) & in(x1,x3) & Time(x1,x2) & n_passion(x2) & n_share(x1) & a_couple(s1) & Theme(s1,x1))
exists p1 x1 x2.((x1 = x2) & n_couple(x2))