CREATE TABLE table_67657 ("Date" TEXT, "Round" TEXT, "Opponent" TEXT, "Venue" TEXT, "Result" TEXT, "Attendance" FLOAT, "Scorers" TEXT)

Which date has an A venue with an Opponent of stoke city?
SELECT "Date" FROM table_67657 WHERE "Venue" = 'a' AND "Opponent" = 'stoke city'
SELECT "Date" FROM "table_67657" WHERE "Opponent" = 'stoke city' AND "Venue" = 'a'