a young boy is rollerblading across a wide open space.
A young boy rolling in the roller blade.
Just because a young boy is rollerblading across a wide open space does not necessary that they are rolling in the roller blade.
exists e1 s1 s2 s3 x1 x2.(across(e1,x2) & n_space(x2) & a_open(s3) & Theme(s3,x2) & a_wide(s2) & Theme(s2,x2) & Actor(e1,x1) & v_rollerblade(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists s1 x1 x2 x3 x4.(n_blade(x3) & of(x3,x4) & n_roller(x4) & a_topic(x1) & in(x1,x3) & n_rolling(x1) & of(x1,x2) & n_boy(x2) & a_young(s1) & Theme(s1,x1))