A group of rollerbladers is lined up on the street.
A rollerblading race is about to begin.
just because the rollerbladers were lined up did not mean that a race is about to begin.
exists e1 s1 x1 x2 x3.(n_street(x3) & on(e1,x3) & a_up(s1) & Manner(e1,s1) & Theme(e1,x1) & v_line(e1) & of(x1,x2) & n_rollerblader(x2) & n_group(x1))
exists e1 p1 s1 x1.(Topic(s1,p1) & Actor(s1,x1) & a_about(s1) & exists e2.(Actor(e2,x1) & v_begin(e2)) & n_race(x1) & Actor(e1,x1) & v_rollerblade(e1))