Two males are riding horses chasing after a cow in a red wooden arena.
In  the  red  wooden  arena ,the  cows  where  being  chased by  two  men  on  horses.
Two males are riding horses chasing after a cow is same as the cows where being chased by two men on horses
exists e2 e1 s1 s2 x1 x2 x3 x4 x5.(Theme(e2,x2) & Actor(e2,x1) & v_ride(e2) & after(e1,x4) & in(x4,x5) & n_arena(x5) & a_wooden(s2) & Theme(s2,x5) & a_red(s1) & Theme(s1,x5) & n_cow(x4) & Actor(e1,x3) & v_chase(e1) & (x2 = x3) & n_horse(x2) & n_male(x1) & card_eq_2(x1))
exists e1 s1 s2 x1 x2 x3 x7 x8.(n_cow(x8) & n_arena(x7) & a_wooden(s2) & Theme(s2,x7) & a_red(s1) & Theme(s1,x7) & exists x4 x5 x6.(n_location(x4) & while(x5,e1) & in(x5,x6) & subset_of(x8,x6) & subset_of(x7,x6) & loc_rel(x5,x4) & n_event(x5)) & Actor(e1,x2) & on(x2,x3) & n_horse(x3) & n_man(x2) & card_eq_2(x2) & Theme(e1,x1) & v_chase(e1) & n_thing(x1))