A tall black man playing basketball.
A short white man is trying to dunk the basketball.
A tall black man cannot (in anyway, shape or form) also be a short white man.
exists s1 s2 x1 x2 x3.(a_topic(x1) & n_basketball(x1) & of(x1,x3) & n_playing(x3) & of(x1,x2) & n_man(x2) & a_black(s2) & Theme(s2,x1) & a_tall(s1) & Theme(s1,x1))
exists e1 p1 s1 s2 x1 x2.(n_basketball(x2) & Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_dunk(e2)) & n_man(x1) & a_white(s2) & Theme(s2,x1) & a_short(s1) & Theme(s1,x1))