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:2018-11-13, Stock:BRK-A, The news for the past five days is as follows:
2018-11-06: NEWS1: What's Behind Buffett's Billion Dollar Berkshire Buyback?.NEWS2: What's Behind Buffett's Billion Dollar Berkshire Buyback?.
2018-11-07: nan
2018-11-08: NEWS1: Why Bank of America Stock Is Quickly Becoming a Safer Bet.NEWS2: Why Bank of America Stock Is Quickly Becoming a Safer Bet.
2018-11-09: nan
2018-11-12: NEWS1: Alphabet Stock Can Be Boosted by Feinberg Hiring.NEWS2: Alphabet Stock Can Be Boosted by Feinberg Hiring.

Answer: Rise