The skier moves down the hill on a beautiful day.
The skier is relaxing in the lounge.
The skier cannot be relaxing in the lounge while he moves down the hill.
exists e1 s1 x1 x2 x3.(n_hill(x2) & n_skier(x1) & down(e1,x2) & on(x2,x3) & n_day(x3) & a_beautiful(s1) & Theme(s1,x3) & Actor(e1,x1) & v_move(e1))
exists e1 x1 x2.(n_lounge(x2) & n_skier(x1) & in(e1,x2) & Actor(e1,x1) & v_relax(e1))