Many bicyclists are riding on a blocked off city street.
A group of people riding on vehicles are outdoors.
Many bicyclists are a group of people.
exists e1 x1 x2 x3 x4.(on(e1,x2) & off(x2,x3) & n_street(x3) & of(x3,x4) & n_city(x4) & n_block(x2) & Actor(e1,x1) & v_ride(e1) & n_bicyclist(x1) & n_quantity(x1))
exists e1 p1 x1 x2 x3 x4.(exists x5.((x1 = x5) & n_outdoors(x5)) & of(x1,x2) & on(e1,x4) & n_vehicle(x4) & Actor(e1,x3) & v_ride(e1) & (x2 = x3) & n_people(x2) & n_group(x1))