A group of people running a marathon while spectators watch.
There are men and women running.
We have no idea if there are men and women running, it could be all men or even all women.
exists e1 p1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & exists e2 x5.(Actor(e2,x5) & v_watch(e2) & n_spectator(x5)) & while(e1,p1) & Theme(e1,x4) & Actor(e1,x3) & v_run(e1) & n_marathon(x4) & (x2 = x3) & n_people(x2) & n_group(x1))
exists p1 x1 e1 x2 x3 x4 x5.((x1 = x2) & Actor(e1,x5) & v_run(e1) & (x2 = x5) & n_woman(x4) & n_man(x3) & subset_of(x4,x2) & subset_of(x3,x2))