A man in yellow grimaces.
A man in a green turtleneck is laughing at a play.
The green contradicts the yellow.
exists s1 x1 x2.(a_topic(x1) & in(x1,x2) & n_grimace(x2) & a_yellow(s1) & Theme(s1,x2) & n_man(x1))
exists e1 s1 x1 x2 x3.(at(e1,x3) & n_play(x3) & Actor(e1,x1) & v_laugh(e1) & in(x1,x2) & n_turtleneck(x2) & a_green(s1) & Theme(s1,x2) & n_man(x1))