A snowboarder flies through the air above the snow.
The snowboard is on the ground.
In sentence one the snowboard is flying and in motion. In sentence 2 the snowboard is on the ground. The snowboard cannot do both actions at once which makes the information contradictory.
exists e1 x1 x2 x3.(n_snow(x3) & n_air(x2) & through(e1,x2) & above(x2,x3) & Actor(e1,x1) & v_fly(e1) & n_snowboarder(x1))
exists p1 x1 x2.(n_ground(x2) & n_snowboard(x1) & on(x1,x2))