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:2019-02-06, Stock:SNP, The news for the past five days is as follows:
2019-01-30: NEWS1: Hong Kong Bourse May Add To Its Winnings.NEWS2: Hong Kong Bourse May Add To Its Winnings.NEWS3: Higher Open Predicted For China Stock Market.NEWS4: Higher Open Predicted For China Stock Market.
2019-01-31: NEWS1: Hong Kong Bourse May Test Resistance At 28,000 Points.NEWS2: Hong Kong Bourse May Test Resistance At 28,000 Points.NEWS3: Little Movement Expected For China Stock Market.NEWS4: Little Movement Expected For China Stock Market.
2019-02-01: NEWS1: Drill, China, drill: State majors step on the gas after Xi calls for energy security.
2019-02-04: nan
2019-02-05: nan

Answer: Decrease