Man in blue shirt standing on the sidewalk.
Nobody is standing
The man is not nobody.
exists s1 x1 x2 x3 x4.(n_sidewalk(x4) & a_topic(x1) & in(x1,x2) & on(x2,x4) & n_standing(x2) & of(x2,x3) & n_shirt(x3) & a_blue(s1) & Theme(s1,x2) & n_man(x1))
-exists e1 x1.(Actor(e1,x1) & v_stand(e1) & n_person(x1))