CREATE TABLE table_39779 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" FLOAT, "Time" TEXT, "Location" TEXT)

Which opponent led to a record of 10-6?
SELECT "Opponent" FROM table_39779 WHERE "Record" = '10-6'
SELECT "Opponent" FROM "table_39779" WHERE "Record" = '10-6'