CREATE TABLE table_59498 ("Opposing Teams" TEXT, "Against" FLOAT, "Date" TEXT, "Venue" TEXT, "Status" TEXT)

When Status of five nations, and a Venue of twickenham , london, and a Opposing Teams of ireland are in?
SELECT "Date" FROM table_59498 WHERE "Status" = 'five nations' AND "Venue" = 'twickenham , london' AND "Opposing Teams" = 'ireland'
SELECT "Date" FROM "table_59498" WHERE "Opposing Teams" = 'ireland' AND "Status" = 'five nations' AND "Venue" = 'twickenham , london'