a man in black hugs a woman in black.
The man in the woman, both in black, hug.
man in black and  woman in black implies that both are in black.
exists x1.(all x2.(n_woman(x2) -> exists s1 s2 x3 x4.(a_topic(x1) & in(x1,x3) & Theme(s2,x4) & a_black(s2) & (x3 = x4) & for(x3,x2) & n_hug(x3) & a_black(s1) & Theme(s1,x3))) & n_man(x1))
exists s1 s2 x1 x2 x3 x4.(n_woman(x2) & n_man(x1) & a_topic(x1) & in(x1,x2) & rel(x2,x3) & in(x3,x4) & n_hug(x4) & a_,(s2) & Theme(s2,x4) & a_black(s1) & Theme(s1,x4) & n_thing(x3))