A man and woman hiking in cool weather.
a maried couple are hiking
A man and woman hiking in cool weather does not imply that they are a maried couple
exists s1 s2 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & in(x2,x4) & n_weather(x4) & a_cool(s2) & Theme(s2,x4) & n_hiking(x2) & of(x2,x3) & n_woman(x3) & subset_of(x1,s1) & n_man(x1))
exists e1 s1 x1.(Actor(e1,x1) & v_hike(e1) & n_couple(x1) & a_maried(s1) & Theme(s1,x1))