A group of people running on a beach at dawn.
A group of people are racing along the beach as the sun comes up.
People running doesn't necessarily mean they're racing.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & of(x1,x2) & at(e1,x5) & n_dawn(x5) & on(e1,x4) & n_beach(x4) & Actor(e1,x3) & v_run(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 p1 x1 x2 x3 x4.(n_sun(x4) & n_beach(x3) & exists e2 s1.(a_up(s1) & Manner(e2,s1) & Actor(e2,x4) & v_come(e2)) & as(e1,p1) & along(e1,x3) & Actor(e1,x1) & v_race(e1) & of(x1,x2) & n_people(x2) & n_group(x1))