CREATE TABLE table_71519 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" FLOAT, "Time" TEXT, "Location" TEXT)

Which event only lasted for 3 rounds against Fernando Terere?
SELECT "Event" FROM table_71519 WHERE "Round" = '3' AND "Opponent" = 'fernando terere'
SELECT "Event" FROM "table_71519" WHERE "Opponent" = 'fernando terere' AND "Round" = '3'