sentences:  On 30 March 2003 a Polish Second Division game between Śląsk Wrocław and Arka Gdynia took place in Wrocław (Stadion Oporowska).Hooligans from Wrocław, Poznań, Kraków, Gdynia and Lubin all took part in the huge fight which was centred on Grabiszynska Street, 500 m from the stadium, using knives, cleavers, wooden clubs and stones.Triad was defeated and fled from the place of combat.