CREATE TABLE table_221375_1 (province_of_1936 VARCHAR2, district VARCHAR2)

Name province of 1936 viana do castelo
SELECT province_of_1936 FROM table_221375_1 WHERE district = "Viana do Castelo"
SELECT "province_of_1936" FROM "table_221375_1" WHERE "Viana do Castelo" = "district"