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:2019-03-27, Stock:RIO, The news for the past five days is as follows:
2019-03-20: NEWS1: AngloGold Ashanti Limited (AU) Ex-Dividend Date Scheduled for March 21, 2019.NEWS2: AngloGold Ashanti Limited (AU) Ex-Dividend Date Scheduled for March 21, 2019.NEWS3: Cyclone Lurks Off West Australia as Storm Hits Major Mine.
2019-03-21: NEWS1: Analyst Favorites: Peabody Energy Corp Ranks As a Top Metals Pick.NEWS2: Analyst Favorites: Peabody Energy Corp Ranks As a Top Metals Pick.
2019-03-22: nan
2019-03-25: nan
2019-03-26: NEWS1: Vale’s Production Is Strong, Investors Await Q4 Results.NEWS2: Why Vale’s Problems Will Likely Continue.

Answer: Decrease