Several people preparing for winter sporting activities such as snowboarding and skiing.
They are participants in the Winter X Games.
Athletes at winter sporting events are not necessarily competing in the X Games.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & for(e1,e2) & Theme(e2,x4) & Actor(e2,x2) & v_sport(e2) & n_such(x4) & as(x4,x5) & n_skiing(x7) & n_snowboarding(x6) & subset_of(x7,x5) & subset_of(x6,x5) & n_activity(x4) & for(e1,x3) & n_winter(x3) & Actor(e1,x2) & v_prepare(e1) & (x1 = x2) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists p1 x1 x3 x4 x5.(ne_nam_games(x3) & (x3 = x5) & ne_nam_x(x5) & (x3 = x4) & ne_nam_winter(x4) & n_thing(x1) & exists x2.((x1 = x2) & in(x2,x3) & n_participant(x2)))