You have two boys playing soccer with each other who are both going after the ball.
They are competing against each other.
The two boys are going after the ball, but does not say they are competing against each other.
exists e2 e1 x1 x2 x3 x6.(n_ball(x6) & Theme(e2,x2) & Actor(e2,x1) & v_have(e2) & all x4.(n_other(x4) -> exists e3 s1 x5.(with(e1,x4) & a_both(s1) & Manner(e3,s1) & after(e3,x6) & Actor(e3,x5) & v_go(e3) & (x4 = x5))) & Theme(e1,x1) & Actor(e1,x3) & v_play(e1) & n_soccer(x1) & (x2 = x3) & n_boy(x2) & card_eq_2(x2) & n_person(x1))
exists e1 x1.(n_thing(x1) & all x2.(n_other(x2) -> against(e1,x2)) & Actor(e1,x1) & v_compete(e1))