Occupants of a large neighborhood traveling along a busy alley.
Some people are racing through an alley.
Not all people traveling or moving are racing.
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & along(e1,x4) & n_alley(x4) & a_busy(s2) & Theme(s2,x4) & Actor(e1,x3) & v_travel(e1) & (x2 = x3) & n_neighborhood(x2) & a_large(s1) & Theme(s1,x2) & n_occupant(x1))
exists e1 x1 x2.(through(e1,x2) & n_alley(x2) & Actor(e1,x1) & v_race(e1) & n_people(x1))