Downhill skier kicks and a plume of snow.
Someone is snow skiiing
A skier is someone.
exists s1 x1 x2 x3 x4 x5.(a_topic(s1) & subset_of(x4,s1) & of(x4,x5) & n_snow(x5) & n_plume(x4) & subset_of(x1,s1) & n_kick(x1) & of(x1,x3) & n_skier(x3) & (x1 = x2) & ne_nam_downhill(x2))
exists p1 x1.(exists s1 x2.((x1 = x2) & n_skiiing(x2) & a_snow(s1) & Theme(s1,x2)) & n_person(x1))