CREATE TABLE region (region_name VARCHAR, region_id VARCHAR)
CREATE TABLE affected_region (region_id VARCHAR, storm_id VARCHAR)
CREATE TABLE storm (storm_id VARCHAR, Number_Deaths VARCHAR)

Find the names of the regions which were affected by the storm that killed the greatest number of people.
SELECT T2.region_name FROM affected_region AS T1 JOIN region AS T2 ON T1.region_id = T2.region_id JOIN storm AS T3 ON T1.storm_id = T3.storm_id ORDER BY T3.Number_Deaths DESC LIMIT 1
SELECT "T2"."region_name" FROM "affected_region" AS "T1" JOIN "region" AS "T2" ON "T1"."region_id" = "T2"."region_id" JOIN "storm" AS "T3" ON "T1"."storm_id" = "T3"."storm_id" ORDER BY "T3"."Number_Deaths" DESC NULLS LAST LIMIT 1