A man is selling art to a woman.
A woman is selling a painting to a man in a gray coat.
A man cannot be a woman selling art to a man.
exists e1 x1 x2 x3.(to(e1,x3) & n_woman(x3) & Theme(e1,x2) & Actor(e1,x1) & v_sell(e1) & n_art(x2) & n_man(x1))
exists e1 s1 x1 x2 x3 x4.(in(e1,x4) & n_coat(x4) & a_gray(s1) & Theme(s1,x4) & to(e1,x3) & n_man(x3) & Theme(e1,x2) & Actor(e1,x1) & v_sell(e1) & n_painting(x2) & n_woman(x1))