CREATE TABLE table_58821 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" FLOAT, "Time" TEXT, "Location" TEXT)

Which result has a Record of 16-6?
SELECT "Res." FROM table_58821 WHERE "Record" = '16-6'
SELECT "Res." FROM "table_58821" WHERE "Record" = '16-6'