What is the year of the season if the intermediate (South) winners is Southmead Athletic?
CREATE TABLE "list_of_recent_lower_tier_county_cup_sou" (
  "season" text,
  "junior_south_winners" text,
  "intermediate_south_winners" text,
  "minor_south_winners" text,
  "primary_south_winners" text
);
SELECT "season" FROM "list_of_recent_lower_tier_county_cup_sou" WHERE "intermediate_south_winners"='Southmead Athletic';