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:2018-10-11, Stock:VALE, The news for the past five days is as follows:
2018-10-04: NEWS1: Brazil Is the Only Emerging Market You Should Own Right Now: Chart.NEWS2: Implied Volatility Surging for Vale S.A. (VALE) Stock Options.NEWS3: Implied Volatility Surging for Vale S.A. (VALE) Stock Options.NEWS4: Implied Volatility Surging for Vale S.A. (VALE) Stock Options.
2018-10-05: nan
2018-10-08: NEWS1: Stock Market Turns Ugly At Midday; This Oil Stock Breaks Out.NEWS2: Demand for Higher Iron Ore Grade to Aid Vale Despite Woes.NEWS3: Demand for Higher Iron Ore Grade to Aid Vale Despite Woes.NEWS4: Demand for Higher Iron Ore Grade to Aid Vale Despite Woes.NEWS5: Buybacks Are the Flavor of the Season amid Trade War Scare.NEWS6: Pre-Market Most Active for Oct 8, 2018 :  PBR, ALT, GE, LYG, QQQ, VALE, BABA, SQQQ, TVIX, AAPL, USLV, NIO.NEWS7: Pre-Market Most Active for Oct 8, 2018 :  PBR, ALT, GE, LYG, QQQ, VALE, BABA, SQQQ, TVIX, AAPL, USLV, NIO.NEWS8: Scars from the 2015 Meltdown Are Still Fresh for Miners.
2018-10-09: NEWS1: Copper Might Not Have a Joyride in the Next Decade.
2018-10-10: nan

Answer: Rise