A man and a woman talk while standing next to a tree.
A man and woman talking.
The man and woman are stated as talking
(x)
exists e1 s1 x1 x2 x3.(a_topic(s1) & subset_of(x2,s1) & Actor(e1,x3) & v_talking(e1) & (x2 = x3) & n_woman(x2) & subset_of(x1,s1) & n_man(x1))