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:2018-09-28, Stock:RDS-B, The news for the past five days is as follows:
2018-09-21: NEWS1: Market Chatter: Shell Reportedly in Talks to Sell $1.3 Bln of Gulf of Mexico Assets to Focus Oil.NEWS2: Market Chatter: Shell Reportedly in Talks to Sell $1.3 Bln of Gulf of Mexico Assets to Focus Oil.
2018-09-24: nan
2018-09-25: NEWS1: European Shares Inch Higher Ahead Of Fed Rate Decision.NEWS2: European Shares Inch Higher Ahead Of Fed Rate Decision.NEWS3: FTSE 100 Rises As Next Lifts Profit Guidance.NEWS4: FTSE 100 Rises As Next Lifts Profit Guidance.
2018-09-26: NEWS1: Market Chatter: Shell May Buy Stake in Russian Oil Project.NEWS2: Market Chatter: Shell May Buy Stake in Russian Oil Project.
2018-09-27: NEWS1: Market Chatter: Shell Expects Brazil's Lula Field to Hit Peak Output in 2020-2021.NEWS2: Market Chatter: Shell Expects Brazil's Lula Field to Hit Peak Output in 2020-2021.

Answer: Decrease