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:2018-12-31, Stock:SNP, The news for the past five days is as follows:
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.
2018-12-27: NEWS1: Oil Mayhem Hits China as Top Traders Are Suspended.NEWS2: Energy Sector Update for 12/27/2018: REI,CG,SNP,XOM,PTR.NEWS3: Energy Sector Update for 12/27/2018: REI,CG,SNP,XOM,PTR.NEWS4: Hong Kong Shares May Find Traction On Friday.NEWS5: Hong Kong Shares May Find Traction On Friday.NEWS6: China Stock Market May Halt Losing Streak.NEWS7: China Stock Market May Halt Losing Streak.NEWS8: Energy Sector Update for 12/27/2018: SNP,XOM,PTR.NEWS9: Energy Sector Update for 12/27/2018: SNP,XOM,PTR.NEWS10: Energy Sector Update for 12/27/2018: SNP, XOM, PTR, CVX, COP, SLB, OXY.NEWS11: Energy Sector Update for 12/27/2018: SNP, XOM, PTR, CVX, COP, SLB, OXY.
2018-12-28: nan

Answer: Rise