Mistrovstv%25C3%25AD_%25C4%258Cesk%25C3%25A9_republiky_mlad%25C5%25A1%25C3%25ADho_%25C5%25BEactva_Hav%25C3%25AD%25C5%2599ov_21.5.2017_-_fin%25C3%25A1lov%25C3%25BD_den