A person walking by a window with the drapes closed.
A window is completely open.
A window can't be open with the drapes closed.
exists e1 x1 x2 x3 x4.(n_drape(x4) & Actor(e1,x1) & v_close(e1) & by(x1,x3) & with(x3,x4) & n_window(x3) & Time(x1,x2) & n_walking(x2) & n_person(x1))
exists s1 x1.(r_completely(s1) & Theme(s1,x1) & a_open(s1) & n_window(x1))