A man looks inside of a shop window.
A man is sleeping.
A man looking is contradictory to man sleeping.
exists e1 s1 x1 x2 x3.(a_inside(s1) & Manner(e1,s1) & of(e1,x2) & n_window(x2) & of(x2,x3) & n_shop(x3) & Actor(e1,x1) & v_look(e1) & n_man(x1))
exists e1 x1.(Actor(e1,x1) & v_sleep(e1) & n_man(x1))