Bicyclists waiting at an intersection.
The bicycles are on a road.
An intersection is on a road.
exists e1 x1 x2 x3.(a_topic(x1) & at(e1,x3) & n_intersection(x3) & Actor(e1,x2) & v_wait(e1) & (x1 = x2) & n_bicyclist(x1))
exists p1 x1.(n_bicycle(x1) & exists x2.(on(x1,x2) & n_road(x2)))