A man with a white shirt and tie is standing on a sidewalk between cement barriers.
A naked man laying down on a sidewalk between drywall barriers.
A man is not naked.  A man with a white shirt and tie is standing on a sidewalk between cement barriers.  A man is not laying down on a sidewalk.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7.(on(e1,x5) & between(x5,x6) & n_barrier(x6) & of(x6,x7) & n_cement(x7) & n_sidewalk(x5) & Actor(e1,x1) & v_stand(e1) & with(x1,x2) & n_tie(x4) & n_shirt(x3) & subset_of(x4,x2) & subset_of(x3,x2) & a_white(s1) & Theme(s1,x2) & n_man(x1))
exists e1 s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & a_down(s2) & Manner(e1,s2) & on(e1,x3) & between(x3,x4) & n_barrier(x4) & of(x4,x5) & n_drywall(x5) & n_sidewalk(x3) & Actor(e1,x2) & v_lay(e1) & (x1 = x2) & n_man(x1) & a_naked(s1) & Theme(s1,x1))