This is a couple in love.
The ocuple is in love
The people in love are that couple.
exists p1 x1.(n_thing(x1) & exists x2 x3.((x1 = x2) & in(x2,x3) & n_love(x3) & n_couple(x2)))
exists p1 x1.(n_ocuple(x1) & exists x2.(in(x1,x2) & n_love(x2)))