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:2018-11-28, Stock:BRK-A, The news for the past five days is as follows:
2018-11-20: NEWS1: Is Citigroup Stock Too Cheap To Ignore?.NEWS2: Is Citigroup Stock Too Cheap To Ignore?.
2018-11-21: NEWS1: Can Old-School Chip Stocks Like INTC Be Better Than NVDA Stock?.NEWS2: Can Old-School Chip Stocks Like INTC Be Better Than NVDA Stock?.NEWS3: 7 Investment Books to Buy for Young Investors This Holiday.NEWS4: 7 Investment Books to Buy for Young Investors This Holiday.
2018-11-23: nan
2018-11-26: nan
2018-11-27: NEWS1: Technology Sector Update for 11/27/2018: SPCB,UTX,AAPL,BOSC,BRK.A,BRK.B.NEWS2: Technology Sector Update for 11/27/2018: SPCB,UTX,AAPL,BOSC,BRK.A,BRK.B.NEWS3: Technology Sector Update for 11/27/2018: UTX,AAPL,BOSC,BRK.A,BRK.B.NEWS4: Technology Sector Update for 11/27/2018: UTX,AAPL,BOSC,BRK.A,BRK.B.

Answer: Rise