CREATE TABLE table_15623 ("Date" TEXT, "Venue" TEXT, "Score" TEXT, "Result" TEXT, "Competition" TEXT)

When was there a result of 8-1 and a score of 8-1?
SELECT "Date" FROM table_15623 WHERE "Result" = '8-1' AND "Score" = '8-1'
SELECT "Date" FROM "table_15623" WHERE "Result" = '8-1' AND "Score" = '8-1'