CREATE TABLE table_71051 ("Date" CLOB, "City" CLOB, "Event" CLOB, "Winner" CLOB, "Prize" CLOB)

What is the Date for the Event ept copenhagen?
SELECT "Date" FROM table_71051 WHERE "Event" = 'ept copenhagen'
SELECT "Date" FROM "table_71051" WHERE "Event" = 'ept copenhagen'