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:2018-01-25, Stock:VALE, The news for the past five days is as follows:
2018-01-18: NEWS1: BHP Billiton's (BHP) Iron-Ore Output Flat Y/Y in 1H FY18.NEWS2: BHP Billiton's (BHP) Iron-Ore Output Flat Y/Y in 1H FY18.NEWS3: Look Out for These Valuation Catalysts for Iron Ore in 2018.NEWS4: BHP Billiton&apos;s (BHP) Iron-Ore Output Flat Y/Y in 1H FY18.NEWS5: Is the Pullback in Iron Ore Miners Based on Technical Indicators?.NEWS6: How Analysts View Cleveland-Cliffs’ Earnings for 2017 and Beyond.
2018-01-19: NEWS1: What Technical Indicators Say about Cliffs and Peers.NEWS2: These Factors Could Lead to Upside to CLF’s Free Cash Flow.
2018-01-22: nan
2018-01-23: NEWS1: How Much Can a Delay in Freeport's Negotiation With Indonesia Impact its Share Price?.NEWS2: How Much Can a Delay in Freeport's Negotiation With Indonesia Impact its Share Price?.NEWS3: Cleveland Cliffs Q4 2017 Earnings Preview: Increase in U.S. Steel Imports to Negatively Impact Earnings.NEWS4: Cleveland Cliffs Q4 2017 Earnings Preview: Increase in U.S. Steel Imports to Negatively Impact Earnings.NEWS5: Bernstein Explains Bullish Call On Mosaic.NEWS6: First Week of VALE September 21st Options Trading.NEWS7: First Week of VALE September 21st Options Trading.NEWS8: Pre-Market Most Active for Jan 23, 2018 :  VZ, NFLX, VALE, QQQ, ITUB, CHK, HSBC, SAN, AMRN, TVIX, FOX, GPRO.NEWS9: Pre-Market Most Active for Jan 23, 2018 :  VZ, NFLX, VALE, QQQ, ITUB, CHK, HSBC, SAN, AMRN, TVIX, FOX, GPRO.NEWS10: Validea's Top Five Basic Materials Stocks Based On David Dreman - 1/22/2018.NEWS11: Validea's Top Five Basic Materials Stocks Based On David Dreman - 1/22/2018.
2018-01-24: NEWS1: US Corporate Tax Rate Likely to Impact BHP Billiton.NEWS2: 3 Stocks Poised To Gain On A 10% Plunge In Dollar.NEWS3: Here's What to Expect From Freeport-McMoRan's Q4 Results.NEWS4: Here's What to Expect From Freeport-McMoRan's Q4 Results.NEWS5: Pre-Market Most Active for Jan 24, 2018 :  GE, TLK, SNY, CERS, QQQ, VRX, VALE, USLV, PBR, TVIX, XT, CMCSA.NEWS6: Pre-Market Most Active for Jan 24, 2018 :  GE, TLK, SNY, CERS, QQQ, VRX, VALE, USLV, PBR, TVIX, XT, CMCSA.

Answer: Decrease