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:2018-01-18, Stock:RDS-B, The news for the past five days is as follows:
2018-01-10: NEWS1: Market Chatter: Shell Reportedly Sells Stake in Iraq oilfield to Japan's Itochu.NEWS2: Market Chatter: Shell Reportedly Sells Stake in Iraq oilfield to Japan's Itochu.
2018-01-11: NEWS1: Jacobs Wins EPCM Contract for Khazzan Tight Gas Project.NEWS2: Jacobs Wins EPCM Contract for Khazzan Tight Gas Project.
2018-01-12: NEWS1: Market Chatter: Shell, Total Consider Bid for Dutch Utility Eneco Group.NEWS2: Market Chatter: Shell, Total Consider Bid for Dutch Utility Eneco Group.
2018-01-16: nan
2018-01-17: NEWS1: VXUS, RDS.A, RDS.B, RY: Large Inflows Detected at ETF.NEWS2: VXUS, RDS.A, RDS.B, RY: Large Inflows Detected at ETF.

Answer: Decrease