Bicyclists in a race with onlookers.
Bicyclists waving to onlookers
Just because they are in a race does not mean that they are waving to onlookers.
exists x1 x2 x3.(a_topic(x1) & in(x1,x2) & with(x2,x3) & n_onlooker(x3) & n_race(x2) & n_bicyclist(x1))
exists e1 x1 x2 x3.(a_topic(x1) & to(e1,x3) & n_onlooker(x3) & Actor(e1,x2) & v_wave(e1) & (x1 = x2) & n_bicyclist(x1))