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:2019-01-16, Stock:BRK-A, The news for the past five days is as follows:
2019-01-09: NEWS1: Amazon Stock Has Taken the Market Cap Crown, and It Isn’t Giving It Back.NEWS2: Amazon Stock Has Taken the Market Cap Crown, and It Isn’t Giving It Back.NEWS3: 4 Stocks to Invest In for Their Buyback Programs.NEWS4: 4 Stocks to Invest In for Their Buyback Programs.
2019-01-10: nan
2019-01-11: nan
2019-01-14: nan
2019-01-15: nan

Answer: Rise