CREATE TABLE "table1_22977424_8" (
  "season" text,
  "name" text,
  "teams" real,
  "relegated_to_league" text,
  "promoted_to_league" text,
  "promoted_from_league" text,
  "relegated_from_league" text
);

Question: Name the number of names for exeter chiefs
SQL: SELECT COUNT("name") FROM "table1_22977424_8" WHERE "promoted_from_league"='Exeter Chiefs';

Question: Name the name for henley manchester
SQL: SELECT "name" FROM "table1_22977424_8" WHERE "promoted_to_league"='Henley Manchester';

Question: Name the name for doncaster newbury
SQL: SELECT "name" FROM "table1_22977424_8" WHERE "promoted_to_league"='Doncaster Newbury';

Question: Name the season for rotherham titans
SQL: SELECT "season" FROM "table1_22977424_8" WHERE "promoted_from_league"='Rotherham Titans';

Question: Name the name for  plymouth albion orrell
SQL: SELECT "name" FROM "table1_22977424_8" WHERE "promoted_to_league"='Plymouth Albion Orrell';