A snowboarder is leaping of a wooden platform.
A snowboarder is preparing for a hefty trick
Just because a snow border is leaping of a wooden platform does not mean that he is preparing for a hefty trip.
exists e1 s1 x1 x2.(of(e1,x2) & n_platform(x2) & a_wooden(s1) & Theme(s1,x2) & Actor(e1,x1) & v_leap(e1) & n_snowboarder(x1))
exists e1 s1 x1 x2.(for(e1,x2) & n_trick(x2) & a_hefty(s1) & Theme(s1,x2) & Actor(e1,x1) & v_prepare(e1) & n_snowboarder(x1))