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:2019-07-17, Stock:VALE, The news for the past five days is as follows:
2019-07-10: NEWS1: Why Rio Tinto Stock Rose a Hefty 28% in the First Six Months of 2019.NEWS2: Why Rio Tinto Stock Rose a Hefty 28% in the First Six Months of 2019.NEWS3: Why Rio Tinto Stock Rose a Hefty 28% in the First Six Months of 2019.NEWS4: Is VALE S.A. (VALE) a Great Value Stock Right Now?.
2019-07-11: nan
2019-07-12: NEWS1: China’s Iron Ore Imports Drop, Will Prices Stay Elevated?.
2019-07-15: NEWS1: Vale to pay $106.5 million to workers affected by Brazil dam disaster.NEWS2: Digging into Cleveland-Cliffs before Its Q2 Earnings.NEWS3: Is the Options Market Predicting a Spike in Vale (VALE) Stock?.NEWS4: Brazil's High-Flying Stocks May Gain Altitude as Rates Decline.
2019-07-16: NEWS1: Vale to Pay $107M to Workers Impacted by Brazil Dam Disaster.NEWS2: Vale to adjust provisions for Brazil dam disaster in Q2 results.

Answer: Decrease