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:2018-08-23, Stock:SNP, The news for the past five days is as follows:
2018-08-16: NEWS1: Hong Kong Bourse Set To Finally Snap Losing Streak.NEWS2: Hong Kong Bourse Set To Finally Snap Losing Streak.NEWS3: China Shares May Stop The Bleeding On Friday.NEWS4: China Shares May Stop The Bleeding On Friday.
2018-08-17: nan
2018-08-20: NEWS1: Hong Kong Stock Market May Extend Its Gains.NEWS2: Hong Kong Stock Market May Extend Its Gains.NEWS3: China Bourse May See Continued Support On Tuesday.NEWS4: China Bourse May See Continued Support On Tuesday.NEWS5: Energy Sector Update for 08/20/2018: OPTT,E,COP,SNP,SSL.NEWS6: Energy Sector Update for 08/20/2018: OPTT,E,COP,SNP,SSL.NEWS7: Energy Sector Update for 08/20/2018: COP,SNP,SSL.NEWS8: Energy Sector Update for 08/20/2018: COP,SNP,SSL.NEWS9: Energy Sector Update for 08/20/2018: USO, UNG, TOT, SSL, SNP, CVX.NEWS10: Energy Sector Update for 08/20/2018: USO, UNG, TOT, SSL, SNP, CVX.
2018-08-21: NEWS1: Hong Kong Bourse May Test Resistance At 28,000 Points.NEWS2: Hong Kong Bourse May Test Resistance At 28,000 Points.NEWS3: China Stock Market May Add To Its Winnings.NEWS4: China Stock Market May Add To Its Winnings.
2018-08-22: NEWS1: Rally May Stall For Hong Kong Stock Market.NEWS2: Rally May Stall For Hong Kong Stock Market.NEWS3: Energy Sector Update for 08/22/2018: BBU,BBU-UN.TO,SNP,ETP,PX.NEWS4: Energy Sector Update for 08/22/2018: BBU,BBU-UN.TO,SNP,ETP,PX.NEWS5: China Shares May Extend Wednesday's Losses.NEWS6: China Shares May Extend Wednesday's Losses.NEWS7: Energy Sector Update for 08/22/2018: PX,ETP,SNP.NEWS8: Energy Sector Update for 08/22/2018: PX,ETP,SNP.

Answer: Decrease