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:2018-02-27, Stock:VALE, The news for the past five days is as follows:
2018-02-20: NEWS1: Vale Full-Year 2017 Production Review: S11D Ramp-Up Propels Iron Ore Output To Record High.NEWS2: Vale Full-Year 2017 Production Review: S11D Ramp-Up Propels Iron Ore Output To Record High.NEWS3: Peabody Energy Corporation (BTU), Vale SA (ADR) (VALE): Contrarian Capital Scored Big Betting on These Stocks.
2018-02-21: NEWS1: 4 Affordable Breakout Stocks for Stupendous Returns.NEWS2: 4 Affordable Breakout Stocks for Stupendous Returns.NEWS3: 6 Cobalt Stocks To Watch Amid Reports Apple Is In The Market To Buy The Metal Directly.NEWS4: ILF, ITUB, VALE, BBD: ETF Inflow Alert.NEWS5: ILF, ITUB, VALE, BBD: ETF Inflow Alert.NEWS6: 4 Affordable Breakout Stocks for Stupendous Returns.
2018-02-22: NEWS1: Zacks.com featured highlights include: Vale, Fibria, TechTarget and CBIZ.NEWS2: Zacks.com featured highlights include: Vale, Fibria, TechTarget and CBIZ.NEWS3: Zacks.com featured highlights include: Vale, Fibria, TechTarget and CBIZ.NEWS4: Copper Miners Face Cost Pressure as Input Costs Rise.
2018-02-23: NEWS1: Why Iron Ore Prices Are Defying Expectations of a Pullback.NEWS2: BHP Billiton's (BHP) 1H FY18 Earnings & Revenues Up Y/Y.NEWS3: BHP Billiton's (BHP) 1H FY18 Earnings & Revenues Up Y/Y.
2018-02-26: NEWS1: Why Iron Ore Exports Aren’t Slowing Down Anytime Soon.NEWS2: Analysts’ Take on Iron Ore Prices in 2018.

Answer: Decrease