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:2018-02-08, Stock:RIO, The news for the past five days is as follows:
2018-02-01: NEWS1: Iron Ore and China’s Industrial Production and Asset Investment.NEWS2: Will China’s Credit Growth Crackdown Mean Weakness in Iron Ore?.NEWS3: What Does The 'Smart Money' Think Of Copper Now?.
2018-02-02: NEWS1: Should Rio Tinto Limited (ASX:RIO) Be Part Of Your Dividend Portfolio?.
2018-02-05: NEWS1: Should You Be Tempted To Sell Rio Tinto plc (LON:RIO) At Its Current PE Ratio?.NEWS2: Pile-of-Cash Dilemma for Mining Industry Once Crippled by Slump.
2018-02-06: NEWS1: Alcoa and Metal Prices: Is the Divergence Justified?.
2018-02-07: NEWS1: Cooking With Gas: Anadarko Leads These Firms Funneling Cash To Investors.NEWS2: Australian Market Edges Higher.NEWS3: Australian Market Edges Higher.NEWS4: Rio Tinto Confident U.S. Will Treat Canada Differently on Trade.NEWS5: Rio Tinto CEO Committed to Returning Cash to Shareholders.NEWS6: What Analysts Expect for Alcoa’s 2018 Earnings.NEWS7: Chandler Says Yield Curve Is One of the Best Predictors of the Economy.NEWS8: Rio Tinto's record dividend as profit hits 3-year high.NEWS9: 2 Top Iron Stocks to Consider Buying Now.NEWS10: 2 Top Iron Stocks to Consider Buying Now.NEWS11: A Look at Alcoa’s Valuation after Last Week’s Fall.NEWS12: [$$] Rio Tinto Flashes Cash to Shareholders as It Digs for Deals.NEWS13: 2 Top Iron Stocks to Consider Buying Now.NEWS14: Rio Tinto pays out record dividend, profit hits three-year high.NEWS15: [$$] Rio Tinto Should Keep Part of Its Record Haul.NEWS16: Lead Rio Tinto Not Into Temptation.NEWS17: Rio Tinto's Blowout Cash Puts Dividends and Deals in Focus.NEWS18: [$$] Rio Tinto Increases Buyback, Pays Record Annual Dividend.NEWS19: Rio Tinto full-year profit jumps 69 percent; announces $1 billion buyback.NEWS20: Rio Tinto Rewards Investors as Profit Rallies to Three-Year High.NEWS21: Rio Tinto Profit Climbs On Prices, Ups Dividend; Plans Addl. $1 Bln Buy Back.NEWS22: Rio Tinto Profit Climbs On Prices, Ups Dividend; Plans Addl. $1 Bln Buy Back.NEWS23: Rio Tinto 2017 Profit Rises; Announces Additional $1 Bln Share Buy-back.NEWS24: Rio Tinto 2017 Profit Rises; Announces Additional $1 Bln Share Buy-back.

Answer: Decrease