A man's sillouhette at sunset.
A man is dead in Nebraska.
A man's sillouhette at sunset and a dead man i Nebraska are two different contexts.
exists x1 x2 x3.(a_topic(x2) & at(x2,x3) & n_sunset(x3) & n_sillouhette(x2) & of(x2,x1) & n_man(x1))
exists s1 x1 x2.(ne_geo_nebraska(x2) & in(s1,x2) & Theme(s1,x1) & a_dead(s1) & n_man(x1))