Snowboarders sitting in the snow while skiers take the hill.
It is snowing.
The fact that there is snow on the ground does not meant that currently it is snowing.
exists e1 p1 x1 x2 x3 x5.(n_hill(x5) & n_snow(x3) & a_topic(x1) & exists e2 x4.(Theme(e2,x5) & Actor(e2,x4) & v_take(e2) & n_skier(x4)) & while(e1,p1) & in(e1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_snowboarder(x1))
exists e1 x1.(n_thing(x1) & Actor(e1,x1) & v_snow(e1))