CREATE TABLE table_80055 ("Region" TEXT, "Date" TEXT, "Label" TEXT, "Format" TEXT, "Catalog" TEXT)

Which Catalog was formated as a CD under the label Alfa Records?
SELECT "Catalog" FROM table_80055 WHERE "Label" = 'alfa records' AND "Format" = 'cd'
SELECT "Catalog" FROM "table_80055" WHERE "Format" = 'cd' AND "Label" = 'alfa records'