Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2021-02-12, Stock:RIO, The news for the past five days is as follows:
2021-02-05: NEWS1: Why Palantir’s Long-Term Prospects Are Brighter than Ever.NEWS2: Rio Tinto issues mea culpa over Indigenous leadership upset.
2021-02-08: NEWS1: UPDATE 2-Mongolia seeks more tax revenue from Rio copper mine expansion -source.NEWS2: UPDATE 2-Mongolia seeking pact with Rio Tinto to replace copper mine expansion plan -FT.
2021-02-09: nan
2021-02-10: NEWS1: Is Rio Tinto (RIO) Outperforming Other Basic Materials Stocks This Year?.
2021-02-11: NEWS1: Bestinfond's Top 4th-Quarter Trades.NEWS2: Denison (DNN) Looks Good: Stock Adds 5.1% in Session.

Answer: Rise