CREATE TABLE table_15214 ("Game" FLOAT, "Date" CLOB, "Score" CLOB, "Location" CLOB, "Time" CLOB, "Attendance" FLOAT)

What was date when the time was 2:26 and the location was Riverfront Stadium?
SELECT "Date" FROM table_15214 WHERE "Time" = '2:26' AND "Location" = 'riverfront stadium'
SELECT "Date" FROM "table_15214" WHERE "Location" = 'riverfront stadium' AND "Time" = '2:26'