CREATE TABLE table_47506 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" FLOAT, "Location" TEXT)

How many rounds in the event when record is 1-5?
SELECT COUNT("Round") FROM table_47506 WHERE "Record" = '1-5'
SELECT COUNT("Round") FROM "table_47506" WHERE "Record" = '1-5'