A group of people laying in the snow, while another person jumps them.
THe kids play in the snow
Anyone of any age can play in snow, not just kids.
exists e1 p1 x1 x2 x3 x4 x5.(n_thing(x4) & n_person(x5) & n_snow(x4) & a_topic(x1) & of(x1,x2) & exists e2 x6.(Theme(e2,x4) & Actor(e2,x6) & v_jump(e2) & n_person(x6) & -(x6 = x5)) & while(e1,p1) & in(e1,x4) & Actor(e1,x3) & v_lay(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3.(n_snow(x3) & in(e1,x3) & Actor(e1,x1) & v_play(e1) & n_kid(x1) & (x1 = x2) & ne_nam_the(x2))