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:2018-06-05, Stock:VALE, The news for the past five days is as follows:
2018-05-29: NEWS1: What Freeport-McMoRan’s Strong Cash Flows Mean for Investors.NEWS2: Why Freeport-McMoRan Expects Costs to Rise This Year.
2018-05-30: NEWS1: Options Traders Expect Huge Moves in Vale S.A. (VALE) Stock.NEWS2: Options Traders Expect Huge Moves in Vale S.A. (VALE) Stock.NEWS3: Options Traders Expect Huge Moves in Vale S.A. (VALE) Stock.
2018-05-31: NEWS1: Iron Ore Inventories Stay Near Record Highs: Could Prices Cave?.NEWS2: ILF, VALE, ITUB, BBD: Large Outflows Detected at ETF.NEWS3: ILF, VALE, ITUB, BBD: Large Outflows Detected at ETF.NEWS4: Iron Ore Exports Remain Firm in April, Impacting Prices.NEWS5: July 13th Options Now Available For Vale.NEWS6: July 13th Options Now Available For Vale.NEWS7: Could US-China Trade War Fears Dictate Iron Ore Prices?.
2018-06-01: NEWS1: Is the End of Winter Curbs Supporting China’s Iron Ore Imports?.
2018-06-04: NEWS1: What China’s Credit Growth Indicators Mean for Iron Ore Prices.

Answer: Rise