A woman in a white jacket talks to a man in a gray jacket.
A woman talks to a man.
Both a woman and a man are wearing a jacket.
exists s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x5) & n_jacket(x5) & a_gray(s2) & Theme(s2,x5) & to(x1,x4) & n_man(x4) & in(x1,x2) & n_talk(x2) & of(x2,x3) & n_jacket(x3) & a_white(s1) & Theme(s1,x2) & n_woman(x1))
exists x1 x2 x3.(a_topic(x1) & to(x1,x3) & n_man(x3) & n_talk(x1) & of(x1,x2) & n_woman(x2))