A group of bicyclists riding down a city road with skyscrapers behind them.
A group of bicyclists ride in a race
The cyclists may be riding in a group with skyscrapers, but nothing about a race or competition is mentioned. There's no reason to know why they are riding bikes.
exists e1 s1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & with(e1,x6) & behind(x6,x1) & n_thing(x1) & n_skyscraper(x6) & a_down(s1) & Manner(e1,s1) & Theme(e1,x4) & Actor(e1,x3) & v_ride(e1) & n_road(x4) & of(x4,x5) & n_city(x5) & (x1 = x3) & of(x1,x2) & n_bicyclist(x2) & n_group(x1))
exists e1 x1 x2 x3.(in(e1,x3) & n_race(x3) & Actor(e1,x1) & v_ride(e1) & of(x1,x2) & n_bicyclist(x2) & n_group(x1))