CREATE TABLE table_56892 ("Result" CLOB, "Opponent" CLOB, "Method" CLOB, "Event" CLOB, "Date" FLOAT)

What was the date for renato ferreira?
SELECT "Date" FROM table_56892 WHERE "Opponent" = 'renato ferreira'
SELECT "Date" FROM "table_56892" WHERE "Opponent" = 'renato ferreira'