name the television show whose subsequent work is dani's castle and opening theme is free ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_subsequentWork dbr_Dani's_Castle sep_dot var_uri dbo_openingTheme dbr_Free_ attr_open Dani_Harmer_song attr_close sep_dot var_uri a dbo_TelevisionShow brack_close