A snowboarder wearing a red jacket is going down a mountain.
A snowboarder competes in the olympics.
It cannot be inferred that a snowboarder going down a mountain is competing. It cannot be inferred that the snowboarder is in the olympics.
exists e1 e2 s1 s2 x1 x2 x3 x4.(a_down(s2) & Manner(e2,s2) & Theme(e2,x4) & Actor(e2,x1) & v_go(e2) & n_mountain(x4) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_jacket(x3) & a_red(s1) & Theme(s1,x3) & (x1 = x2) & n_snowboarder(x1))
exists e1 x1 x2.(n_olympics(x2) & in(e1,x2) & Actor(e1,x1) & v_compete(e1) & n_snowboarder(x1))