A man and woman are walking on the sidewalk next to a construction site.
a couple walk next to a construction site
Not all men and women are a couple.
exists e1 x1 x2 x3 x4 x5 x6 x7.(n_sidewalk(x4) & on(e1,x4) & to(x5,x6) & n_site(x6) & of(x6,x7) & n_construction(x7) & next(x4,x5) & n_thing(x5) & Actor(e1,x1) & v_walk(e1) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists x1 x2 x3 x4 x5.(a_topic(x1) & to(x3,x4) & n_site(x4) & of(x4,x5) & n_construction(x5) & next(x1,x3) & n_thing(x3) & n_walk(x1) & of(x1,x2) & n_couple(x2))