Two males are riding horses chasing after a cow in a red wooden arena.
the  cows  chased  the  two  males
They cannot be chasing after a cow who is chasing them simultaneously.
exists e1 e2 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 x1 x2.(n_male(x2) & card_eq_2(x2) & n_cow(x1) & Theme(e1,x2) & Actor(e1,x1) & v_chase(e1))