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:2019-06-24, Stock:UNH, The news for the past five days is as follows:
2019-06-17: NEWS1: UnitedHealth Group (UNH) Outpaces Stock Market Gains: What You Should Know.NEWS2: UnitedHealth Group (UNH) Outpaces Stock Market Gains: What You Should Know.NEWS3: UnitedHealth Group (UNH) Outpaces Stock Market Gains: What You Should Know.
2019-06-18: nan
2019-06-19: NEWS1: Dow Nabs Third Straight on Dovish Fed Comments.NEWS2: Dow Nabs Third Straight on Dovish Fed Comments.NEWS3: UnitedHealth completes $4.3 billion acquisition of DaVita physician group.NEWS4: UnitedHealth completes $4 billion acquisition of DaVita physician group.NEWS5: 'From the get-go we're on the case': Why Colorado's AG made an unprecedented antitrust move.NEWS6: Optum Completes Acquisition of DaVita Medical Group from DaVita.NEWS7: Market Close Report: NASDAQ Composite index closes at 7,987.32 up 33.44 points.NEWS8: Market Close Report: NASDAQ Composite index closes at 7,987.32 up 33.44 points.NEWS9: U.S. trade regulator approves United Health, DaVita deal with condition.NEWS10: Dow Jones Today: Stocks Almost Had Some Fed Fun.NEWS11: U.S. FTC approves UnitedHealth's proposed purchase of DaVita unit.NEWS12: Stock Market Rises After Fed Says It's Ready To Act.NEWS13: Notable Wednesday Option Activity: UNH, RHT, AMGN.NEWS14: Notable Wednesday Option Activity: UNH, RHT, AMGN.NEWS15: XLV, JNJ, UNH, MDT: Large Inflows Detected at ETF.NEWS16: XLV, JNJ, UNH, MDT: Large Inflows Detected at ETF.NEWS17: CVS Stock Has More Going for It Than Just a 3.69% Dividend Yield.NEWS18: CVS Stock Has More Going for It Than Just a 3.69% Dividend Yield.NEWS19: Dow Movers: NKE, UNH.NEWS20: Dow Movers: NKE, UNH.NEWS21: CVS Stock Has More Going for It Than Just a 3.69% Dividend Yield.NEWS22: UnitedHealth Group Schedules Second Quarter 2019 Earnings Release and Conference Call for July 18, 2019.
2019-06-20: NEWS1: UnitedHealth to Buy Equian for $3.2 Billion: Report.NEWS2: UPDATE 1-UnitedHealth to buy healthcare payments firm Equian for $3.2 bln -WSJ.NEWS3: The 7 Best Dow Jones Stocks to Buy for the Rest of 2019.NEWS4: The 7 Best Dow Jones Stocks to Buy for the Rest of 2019.NEWS5: Dow Roars to Highest Close of 2019; Gold, Oil Enjoy Historic Days.NEWS6: Dow Roars to Highest Close of 2019; Gold, Oil Enjoy Historic Days.NEWS7: Market Close Report: NASDAQ Composite Index closes above 8000; up 64.02 points at 8,051.34.NEWS8: Market Close Report: NASDAQ Composite Index closes above 8000; up 64.02 points at 8,051.34.NEWS9: Stock Market News For Jun 20, 2019.NEWS10: Stock Market News For Jun 20, 2019.NEWS11: UnitedHealth Investors Cheer Long-Delayed Approval to Acquire Doctors Network.NEWS12: Stock Market News For Jun 20, 2019.NEWS13: Dow Jones Today: Stocks Almost Had Some Fed Fun.NEWS14: Dow Jones Today: Stocks Almost Had Some Fed Fun.
2019-06-21: NEWS1: Stocks Slip in Late-Day Selling, But Log Big Weekly Wins.NEWS2: Stocks Slip in Late-Day Selling, But Log Big Weekly Wins.NEWS3: Market Close Report: NASDAQ Composite index closes at 8,031.71 down -19.63 points.NEWS4: Market Close Report: NASDAQ Composite index closes at 8,031.71 down -19.63 points.NEWS5: Dow Jones Today: A Typical Summer Friday.NEWS6: Dow Jones Fades Late, But UnitedHealth, Exxon Mobil Outperform; Small Caps Nailed.NEWS7: Stocks Turn Mixed, Nasdaq Moves Lower After Chip Stocks Fall.NEWS8: Stocks Gain Momentum, S&P 500 Hits Record Intraday High.NEWS9: Dow Moves Higher but Stocks Mixed on Reports of Aborted U.S. Airstrike on Iran.NEWS10: Companies to Watch: Micron under pressure, Funko sees a pop, concerns for ExxonMobil.NEWS11: Companies to Watch: Micron under pressure, Funko sees a pop, concerns for ExxonMobil.NEWS12: CNBC: Retail Pharmacies More Worried About Amazon Than They Admit.NEWS13: Stocks - Canopy Growth, Caterpillar Fall Premarket.NEWS14: Good Time to Sell Health Care Stocks.NEWS15: Stocks Pull Back on Reports of Aborted U.S. Airstrike on Iran.NEWS16: UnitedHealth Dip on Report It May Buy Payments Group Equian for $3.2 Billion.NEWS17: UnitedHealth to buy health-payments business Equian for $3.2B, report says.NEWS18: Iran, Trump, Canopy Growth, Slack, Zion Williamson - 5 Things You Must Know.NEWS19: UnitedHealth to buy healthcare payments firm Equian for $3.2 bln -WSJ.NEWS20: UnitedHealth Higher on Report It May Buy Payments Group Equian for $3.2 Billion.NEWS21: Stocks - Futures Fall as U.S.-Iranian Tension Hits Sentiment.NEWS22: Top 5 Things to Know in the Market on Friday.NEWS23: After Hours: Canopy Growth's Q4 2019, Sprouts Farmers Market CEO and CFO Departing.NEWS24: After Hours: Canopy Growth's Q4 2019, Sprouts Farmers Market CEO and CFO Departing.NEWS25: After Hours: Canopy Growth's Q4 2019, Sprouts Farmers Market CEO and CFO Departing.

Answer: Decrease