name the tv show whose opening theme is chyi yu and the subsequent work is the heaven sword and dragon saber ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_openingTheme dbr_Chyi_Yu sep_dot var_uri dbo_subsequentWork dbr_The_Heaven_Sword_and_Dragon_Saber_ attr_open 2000_TV_series attr_close sep_dot var_uri a dbo_TelevisionShow brack_close