CREATE TABLE county_public_safety (name VARCHAR, county_ID VARCHAR, Police_officers VARCHAR)
CREATE TABLE city (name VARCHAR, county_ID VARCHAR, Police_officers VARCHAR)

Show the name of cities in the county that has the largest number of police officers.
SELECT name FROM city WHERE county_ID = (SELECT county_ID FROM county_public_safety ORDER BY Police_officers DESC LIMIT 1)
SELECT "name" FROM "city" WHERE "county_ID" = (SELECT "county_ID" FROM "county_public_safety" ORDER BY "Police_officers" DESC NULLS LAST LIMIT 1)