CREATE TABLE table_39023 ("Country" TEXT, "Date" TEXT, "Label" TEXT, "Format" TEXT, "Catalogue #" TEXT)

What is the date with the catalogue number ptcd-1015-6?
SELECT "Date" FROM table_39023 WHERE "Catalogue #" = 'ptcd-1015-6'
SELECT "Date" FROM "table_39023" WHERE "Catalogue #" = 'ptcd-1015-6'