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:2018-07-20, Stock:VALE, The news for the past five days is as follows:
2018-07-13: nan
2018-07-16: NEWS1: Vale notches record Q2 iron ore, pellet output despite trucker strike.NEWS2: Vale notches record Q2 iron ore, pellet output despite trucker strike.
2018-07-17: NEWS1: Vale says to make new $390 mln provision for Samarco disaster.NEWS2: After Hours Most Active for Jul 17, 2018 :  GE, WFC, FOXA, T, QQQ, F, BGCP, VALE, EXC, SOXX, INTC, AAPL.NEWS3: After Hours Most Active for Jul 17, 2018 :  GE, WFC, FOXA, T, QQQ, F, BGCP, VALE, EXC, SOXX, INTC, AAPL.NEWS4: Vale and Three Additional Stocks Under Scanner in the Metals & Minerals Space.
2018-07-18: NEWS1: BHP Billiton (BHP) Reports 8% Rise in Annual Production.NEWS2: BHP Billiton (BHP) Reports 8% Rise in Annual Production.NEWS3: BHP Billiton (BHP) Reports 8% Rise in Annual Production.
2018-07-19: NEWS1: Assessing the Impact of Iron Ore Shipments on Prices.NEWS2: Will Miners’ Production Records Pressure Iron Ore Prices?.

Answer: Rise