name the tv show whose network is syfy and is the subsequent work of battlestar galactica ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_network dbr_Syfy sep_dot var_uri dbo_subsequentWork dbr_Battlestar_Galactica_ attr_open 2004_TV_series attr_close sep_dot var_uri a dbo_TelevisionShow brack_close