Multiple runners about to start a race.
Multiple runners about to start a car race.
There are many different types of races, this race doesn't have to be a car race.
exists e1 p1 x1 x2 x3.(a_topic(x1) & Topic(e1,p1) & Actor(e1,x3) & v_about(e1) & exists e2 x4.(Theme(e2,x4) & Actor(e2,x3) & v_start(e2) & n_race(x4)) & (x1 = x3) & n_runner(x1) & (x1 = x2) & ne_nam_multiple(x2))
exists e1 p1 x1 x2 x3.(a_topic(x1) & Topic(e1,p1) & Actor(e1,x3) & v_about(e1) & exists e2 x4 x5.(Theme(e2,x4) & Actor(e2,x3) & v_start(e2) & n_race(x4) & of(x4,x5) & n_car(x5)) & (x1 = x3) & n_runner(x1) & (x1 = x2) & ne_nam_multiple(x2))