An elderly man in a white shirt standing in a hallway.
The man is young.
An elderly man cannot be young
exists s1 s2 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & in(x2,x4) & n_hallway(x4) & n_standing(x2) & of(x2,x3) & n_shirt(x3) & a_white(s2) & Theme(s2,x2) & n_man(x1) & a_elderly(s1) & Theme(s1,x1))
exists s1 x1.(n_man(x1) & Theme(s1,x1) & a_young(s1))