list all episodes of the first season of the cbs television series m*a*s*h !
select distinct var_uri where brack_open var_uri dbo_series dbr_MwildcardAwildcardSwildcardH_ attr_open TV_series attr_close sep_dot var_uri dbo_seasonNumber 1 sep_dot dbr_MwildcardAwildcardSwildcardH_ attr_open TV_series attr_close dbo_network dbr_CBS brack_close