A man in red shorts runs on a track.
A man practicing for the Olympics.
every man is not in red shorts.
exists e1 s1 x1 x2 x3.(on(e1,x3) & n_track(x3) & Actor(e1,x1) & v_run(e1) & in(x1,x2) & n_shorts(x2) & a_red(s1) & Theme(s1,x2) & n_man(x1))
exists x1 x2 x3.(n_olympics(x3) & a_topic(x1) & for(x1,x3) & n_practicing(x1) & of(x1,x2) & n_man(x2))