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:2018-12-27, Stock:SNP, The news for the past five days is as follows:
2018-12-19: NEWS1: Hong Kong Shares May Open Under Pressure On Thursday.NEWS2: Hong Kong Shares May Open Under Pressure On Thursday.NEWS3: China Stock Market May Extend Losing Streak.NEWS4: China Stock Market May Extend Losing Streak.
2018-12-20: nan
2018-12-21: nan
2018-12-24: NEWS1: SNP Stock Crowded With Sellers.NEWS2: SNP Stock Crowded With Sellers.
2018-12-26: NEWS1: Long, Volatile Day Expected For Hang Seng Index.NEWS2: Long, Volatile Day Expected For Hang Seng Index.NEWS3: China Stock Market May Find Traction On Thursday.NEWS4: China Stock Market May Find Traction On Thursday.

Answer: Decrease