A bunch of cyclist are riding their bikes down the road.
The people are cycling.
A bunch of cyclist is the same as people.
exists e1 x1 x2 x3 x4.(n_road(x4) & down(e1,x4) & Theme(e1,x3) & Actor(e1,x1) & v_ride(e1) & n_bike(x3) & of(x3,x1) & n_thing(x1) & of(x1,x2) & n_cyclist(x2) & n_bunch(x1))
exists e1 x1.(n_people(x1) & Actor(e1,x1) & v_cycle(e1))