A woman and man talking to each other in front of a scenic lake.
A husband and wife are talking in front of a scenic lake.
Not all men and women are husband and wife.
exists e1 s1 s2 x1 x2 x3 x4 x5.(a_topic(s1) & in(e1,x4) & of(x4,x5) & n_lake(x5) & a_scenic(s2) & Theme(s2,x5) & n_front(x4) & all x6.(n_other(x6) -> to(e1,x6)) & Actor(e1,x3) & v_talk(e1) & (s1 = x3) & n_man(x2) & n_woman(x1) & subset_of(x2,s1) & subset_of(x1,s1))
exists e1 s1 x1 x2 x3 x4 x5.(in(e1,x4) & of(x4,x5) & n_lake(x5) & a_scenic(s1) & Theme(s1,x5) & n_front(x4) & Actor(e1,x1) & v_talk(e1) & n_wife(x3) & n_husband(x2) & subset_of(x3,x1) & subset_of(x2,x1))