list all episodes of the first season of the syfy television series battlestar galactica !
select distinct var_uri where brack_open var_uri dbo_series dbr_Battlestar_Galactica_ attr_open 2004_TV_series attr_close sep_dot var_uri dbo_seasonNumber 1 sep_dot dbr_Battlestar_Galactica_ attr_open 2004_TV_series attr_close dbo_network dbr_Syfy brack_close