A boy on a snowboard leaps through the air.
A boy is snowboard on the bunny slope.
Just because a boy on a snowboard leaps through the air it does not mean he is on the bunny slope.
exists e1 x1 x2 x3.(n_air(x3) & through(e1,x3) & Actor(e1,x1) & v_leap(e1) & on(x1,x2) & n_snowboard(x2) & n_boy(x1))
exists e1 x1 x2 x3.(n_slope(x2) & of(x2,x3) & n_bunny(x3) & on(e1,x2) & Theme(e1,x1) & v_snowboard(e1) & n_boy(x1))