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:2018-02-07, Stock:BRK-A, The news for the past five days is as follows:
2018-01-31: NEWS1: What To Make Of The Amazon, Berkshire Hathaway and JP Morgan Healthcare Company.NEWS2: What To Make Of The Amazon, Berkshire Hathaway and JP Morgan Healthcare Company.
2018-02-01: NEWS1: Amazon (AMZN) 4th Quarter Earnings: What to Expect.NEWS2: Amazon (AMZN) 4th Quarter Earnings: What to Expect.
2018-02-02: nan
2018-02-05: nan
2018-02-06: NEWS1: Here are the U.S. stocks getting pummeled in the market rout.NEWS2: Here are the U.S. stocks getting pummeled in the market rout.NEWS3: Are Healthcare Stocks Terminally Ill?.NEWS4: Are Healthcare Stocks Terminally Ill?.

Answer: Decrease