Many people are walking through a park with a lot of trees.
The people are outside
People in a park with trees are outside.
exists e1 x1 x2 x3 x4.(with(e1,x3) & of(x3,x4) & n_tree(x4) & n_lot(x3) & through(e1,x2) & n_park(x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1) & n_quantity(x1))
exists s1 x1.(n_people(x1) & Theme(s1,x1) & a_outside(s1))