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:2018-02-20, Stock:SNP, The news for the past five days is as follows:
2018-02-12: NEWS1: Hong Kong Bourse Poised To Snap Losing Streak.NEWS2: Hong Kong Bourse Poised To Snap Losing Streak.NEWS3: China Shares Draw Firm Lead For Tuesday.NEWS4: China Shares Draw Firm Lead For Tuesday.
2018-02-13: NEWS1: Hong Kong Stock Market May Add To Tuesday's Gains.NEWS2: Hong Kong Stock Market May Add To Tuesday's Gains.NEWS3: China Bourse May Crack 3,200-Point Barrier.NEWS4: China Bourse May Crack 3,200-Point Barrier.
2018-02-14: NEWS1: Hong Kong Bourse Draws Positive Lead For Thursday.NEWS2: Hong Kong Bourse Draws Positive Lead For Thursday.
2018-02-15: NEWS1: Origin Energy Finance Limited -- Moody's: Origin's half year results are credit positive, ratings unaffected.NEWS2: Origin Energy Finance Limited -- Moody's: Origin's half year results are credit positive, ratings unaffected.
2018-02-16: nan

Answer: Decrease