Two football players fight to gain possession of the ball.
the players are shaking hands
Two football players cannot be shaking hands and fight simultaneously.
exists e1 p1 x1 x2 x3 x4 x6.(n_ball(x6) & a_topic(x1) & Topic(e1,p1) & exists e2 x5.(Theme(e2,x5) & Actor(e2,x2) & v_gain(e2) & of(x5,x6) & n_possession(x5)) & Theme(e1,x4) & Actor(e1,x3) & v_fight(e1) & (x1 = x4) & n_player(x3) & n_player(x2) & n_football(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_player(x1) & Theme(e1,x2) & Actor(e1,x1) & v_shake(e1) & n_hand(x2))