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:2018-03-15, Stock:VALE, The news for the past five days is as follows:
2018-03-08: NEWS1: Traders bet Vale will rebound.NEWS2: Traders bet Vale will rebound.NEWS3: Zacks Market Edge Highlights: Vale, Sina, Tencent, Facebook and Twitter.NEWS4: Zacks Market Edge Highlights: Vale, Sina, Tencent, Facebook and Twitter.
2018-03-09: NEWS1: What Do China’s Steel Demand Indicators Signal for Iron Ore Prices?.NEWS2: Will China’s Iron Ore Demand Keep Supporting Prices in 2018?.NEWS3: Why Seaborne Iron Ore Prices Might Not Impact Cleveland-Cliffs Much.NEWS4: Jim Cramer Weighs In On Kraft Heinz, Stitch Fix, Vale And More.
2018-03-12: NEWS1: Report: Exploring Fundamental Drivers Behind Fiat Chrysler Automobiles N.V, Baytex Energy, Toronto Dominion Bank, VALE S.A, Consol Energy, and MagnaChip Semiconductor — New Horizons, Emerging Trends, and Upcoming Developments.
2018-03-13: NEWS1: How’s Chinese Copper Demand Looking in 2018?.NEWS2: How’s Chinese Copper Demand Looking in 2018?.
2018-03-14: NEWS1: Do Options Traders Know Something About Vale (VALE) Stock We Don't?.NEWS2: Do Options Traders Know Something About Vale (VALE) Stock We Don't?.NEWS3: Is Fear of a Global Trade War Making Doctor Copper Sick?.NEWS4: Is Fear of a Global Trade War Making Doctor Copper Sick?.NEWS5: Do Options Traders Know Something About Vale (VALE) Stock We Don&apos;t?.

Answer: Decrease