Two guys and 2 girls out running possibly in a marathon in a park.
The three people are running.
Both subjects are running
exists e1 s1 s2 x1 x2 x3 x4 x5.(a_topic(s1) & in(e1,x5) & n_park(x5) & in(e1,x4) & n_marathon(x4) & a_possibly(s2) & Manner(e1,s2) & Actor(e1,x3) & v_run(e1) & (s1 = x3) & subset_of(x2,s1) & r_out(x2) & n_girl(x2) & n_date(x2) & a_date_day_02(x2) & a_date_day_02(x2) & subset_of(x1,s1) & n_guy(x1) & card_eq_2(x1))
exists e1 x1.(n_people(x1) & card_eq_3(x1) & Actor(e1,x1) & v_run(e1))