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:2019-11-13, Stock:UNH, The news for the past five days is as follows:
2019-11-06: NEWS1: CVS Health, Humana Earnings Top; CVS Hits 2019 High; Humana Nears Buy Point.NEWS2: CVS Health, Humana Rise On Earnings; CVS Stock Hits 10-Month High.NEWS3: Humana's (HUM) Q3 Earnings Surpass Estimates, Improve Y/Y.NEWS4: CVS Health Earnings Top Wall Street Estimates; Medical Giant At 8-Month High.NEWS5: DaVita (DVA) Earnings and Revenues Beat Estimates in Q3.
2019-11-07: NEWS1: US Indexes Close Higher Thursday With News on Trade.NEWS2: Dow Jones Today: Investors Wonder What Could Have Been.NEWS3: Goldman Sachs, UnitedHealth share gains contribute to Dow's 264-point jump.NEWS4: The UnitedHealth Group (NYSE:UNH) Share Price Is Up 162% And Shareholders Are Boasting About It.
2019-11-08: NEWS1: Top Analyst Reports for Mastercard, UnitedHealth & Merck.NEWS2: Genesis Healthcare's (GEN) Q3 Earnings Beat, Improve Y/Y.NEWS3: UnitedHealth Group Board Authorizes Payment of Quarterly Dividend.
2019-11-11: NEWS1: The Zacks Analyst Blog Highlights: Mastercard, UnitedHealth, Merck, Qualcomm and CVS Health.NEWS2: How This Top Fund Tackles Difficult Market.NEWS3: Sir Andrew Witty Named UnitedHealth Group President.
2019-11-12: nan

Answer: Decrease