Man kissing a woman's neck on a busy sidewalk.
The couple is in love.
Man kissing a woman's neck on a busy sidewalk are not necessarily a couple in love.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x2) & v_kiss(e1) & on(x4,x5) & n_sidewalk(x5) & a_busy(s1) & Theme(s1,x5) & n_neck(x4) & of(x4,x3) & n_woman(x3) & (x1 = x2) & n_man(x1))
exists p1 x1.(n_couple(x1) & exists x2.(in(x1,x2) & n_love(x2)))