A snowboarder wearing orange is going down a mountain.
The man is wearing blue gear.
The man can't be wearing orange while wearing blue.
exists e1 e2 s1 x1 x2 x3.(a_down(s1) & Manner(e2,s1) & Theme(e2,x3) & Actor(e2,x1) & v_go(e2) & n_mountain(x3) & n_orange(x1) & Actor(e1,x1) & v_wear(e1) & of(x1,x2) & n_snowboarder(x2))
exists e1 s1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_gear(x2) & a_blue(s1) & Theme(s1,x2))