CREATE TABLE table_5626 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" TEXT, "Location" TEXT)

Which Event has a Round of 1, and a Record of 2 0?
SELECT "Event" FROM table_5626 WHERE "Round" = '1' AND "Record" = '2–0'
SELECT "Event" FROM "table_5626" WHERE "Record" = '2–0' AND "Round" = '1'