list all episodes of the first season of the the wb television series angel !
select distinct var_uri where brack_open var_uri dbo_series dbr_Angel_ attr_open 1999_TV_series attr_close sep_dot var_uri dbo_seasonNumber 1 sep_dot dbr_Angel_ attr_open 1999_TV_series attr_close dbo_network dbr_The_WB brack_close