A crowded day with many skiers and snowboarders on the slopes.
The slopes are empty today.
A crowded day with many skiers and snowboarders on the slopes and on the other hand slopes are empty today.
exists s1 x1 x2 x3 x4 x5.(n_slope(x5) & a_topic(x1) & on(x1,x5) & with(x1,x2) & n_snowboarder(x4) & n_skier(x3) & subset_of(x4,x2) & subset_of(x3,x2) & n_quantity(x2) & n_day(x1) & a_crowded(s1) & Theme(s1,x1))
exists s1 x1 x2.(n_slope(x1) & Time(s1,x2) & n_today(x2) & Theme(s1,x1) & a_empty(s1))