A man in a sombrero and a woman in a blue bikini walking on a beach.
The man and woman are in love.
People who are not in love walk together.
exists s1 s2 x1 x2 x3 x4 x5 x6.(a_topic(s1) & subset_of(x3,s1) & in(x3,x4) & on(x4,x6) & n_beach(x6) & n_walking(x4) & of(x4,x5) & n_bikini(x5) & a_blue(s2) & Theme(s2,x4) & n_woman(x3) & subset_of(x1,s1) & in(x1,x2) & n_sombrero(x2) & n_man(x1))
exists p1 x1 x2 x3.(n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1) & exists x4.(in(x1,x4) & n_love(x4)))