Several bicyclists are riding their bikes in a city street.
Bicyclists ride in a city street in a race.
The bicyclists are not necessarily in a race.
exists e1 s1 x1 x2 x3 x4.(in(e1,x3) & n_street(x3) & of(x3,x4) & n_city(x4) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & of(x2,x1) & n_thing(x1) & n_bicyclist(x1) & a_several(s1) & Theme(s1,x1))
exists e1 x1 x2 x3 x4.(in(e1,x4) & n_race(x4) & in(e1,x2) & n_street(x2) & of(x2,x3) & n_city(x3) & Actor(e1,x1) & v_ride(e1) & n_bicyclist(x1))