A man in a dress shirt and tie is standing in front of a sign selling donuts.
The man is asleep.
A man in a dress shirt is not asleep.  A man is standing in front of a sign selling donuts.
exists e1 e2 x1 x2 x3 x4 x5 x6 x7 x8.(for(e1,e2) & Theme(e2,x8) & Actor(e2,x1) & v_sell(e2) & n_donut(x8) & in(e1,x6) & of(x6,x7) & n_sign(x7) & n_front(x6) & Actor(e1,x1) & v_stand(e1) & in(x1,x2) & n_tie(x4) & n_shirt(x3) & of(x3,x5) & n_dress(x5) & subset_of(x4,x2) & subset_of(x3,x2) & n_man(x1))
exists s1 x1.(n_man(x1) & Theme(s1,x1) & a_asleep(s1))