CREATE TABLE "territories_of_eastern_wu" (
  "province" text,
  "provincial_capital" text,
  "commandery" text,
  "commandery_capital" text,
  "no_of_counties" real
);

Question: when changsha 長沙 is the commandery what is the commandery capital?
SQL: SELECT "commandery_capital" FROM "territories_of_eastern_wu" WHERE "commandery"='Changsha 長沙';

Question: When yidu 宜都 is the commandery what is the lowest number of countries?
SQL: SELECT MIN("no_of_counties") FROM "territories_of_eastern_wu" WHERE "commandery"='Yidu 宜都';

Question: When nanhai 南海 is the commandery what is the commandery capital?
SQL: SELECT "commandery_capital" FROM "territories_of_eastern_wu" WHERE "commandery"='Nanhai 南海';

Question: When zhang'an county 章安縣 is the commandery capital what is the province?
SQL: SELECT "province" FROM "territories_of_eastern_wu" WHERE "commandery_capital"='Zhang''an County 章安縣';

Question: When gaoliang 高涼 is the commandery what is the commandery capital?
SQL: SELECT "commandery_capital" FROM "territories_of_eastern_wu" WHERE "commandery"='Gaoliang 高涼';