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:2019-01-22, Stock:RDS-B, The news for the past five days is as follows:
2019-01-14: NEWS1: Shell, Dutch Pension Fund to Explore Potential Joint Bid for Eneco.NEWS2: Shell, Dutch Pension Fund to Explore Potential Joint Bid for Eneco.
2019-01-15: nan
2019-01-16: NEWS1: European Markets End Higher; U.K. Eases Ahead Of No Confidence Vote.NEWS2: European Markets End Higher; U.K. Eases Ahead Of No Confidence Vote.
2019-01-17: nan
2019-01-18: NEWS1: 3 Reasons to Be Bullish Exxon Stock, Even After the Rally.NEWS2: 3 Reasons to Be Bullish Exxon Stock, Even After the Rally.NEWS3: Energy Sector Update for 01/18/2019: BHGE, XOM, CVX, RDS.A, RDS.B, BP, E, COP, TOT, PBR, PBR.A, EC, SLB, HAL, NOV, SPN.NEWS4: Energy Sector Update for 01/18/2019: BHGE, XOM, CVX, RDS.A, RDS.B, BP, E, COP, TOT, PBR, PBR.A, EC, SLB, HAL, NOV, SPN.

Answer: Decrease