Two football players compete for the ball while another teammate looks on.
The two football players are from opposing teams.
The football players don't need to be on opposing teams to compete with each other.
exists e1 p1 x1 x2 x3 x4.(n_teammate(x4) & n_ball(x3) & exists e2 p2 x5.(exists s1.(Theme(s1,x5) & a_on(s1)) & Topic(e2,p2) & Actor(e2,x5) & v_look(e2) & n_teammate(x5) & -(x5 = x4)) & while(e1,p1) & for(e1,x3) & Actor(e1,x1) & v_compete(e1) & n_player(x1) & of(x1,x2) & n_football(x2) & card_eq_2(x1))
exists p1 x1 x2.(n_player(x1) & of(x1,x2) & n_football(x2) & card_eq_2(x1) & exists e1 x3 x4.(from(x1,e1) & Theme(e1,x4) & Actor(e1,x3) & v_oppose(e1) & n_team(x4)))