A snowy mountain range.
A hot summer day at the mountains
If it were a hot summer day then the mountain would not be snowy because snow would melt.
exists s1 x1 x2.(a_topic(x1) & n_range(x1) & of(x1,x2) & n_mountain(x2) & a_snowy(s1) & Theme(s1,x1))
exists s1 x1 x2 x3.(n_mountain(x3) & a_topic(x1) & at(x1,x3) & n_day(x1) & of(x1,x2) & n_summer(x2) & a_hot(s1) & Theme(s1,x1))