CREATE TABLE table_76449 ("Res." CLOB, "Record" CLOB, "Opponent" CLOB, "Method" CLOB, "Event" CLOB, "Round" FLOAT, "Time" CLOB, "Location" CLOB)

Who was the opponent when there was a TKO method?
SELECT "Opponent" FROM table_76449 WHERE "Method" = 'tko'
SELECT "Opponent" FROM "table_76449" WHERE "Method" = 'tko'