Many people are rollerblading down the street.
There are people outside.
People are rollerblading down the street, therefore they are outside.
exists e1 x1 x2.(n_street(x2) & down(e1,x2) & Actor(e1,x1) & v_rollerblade(e1) & n_people(x1) & n_quantity(x1))
exists p1 s1 x1.(a_outside(s1) & Manner(p1,s1) & exists x2.((x1 = x2) & n_people(x2)))