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:2019-11-06, Stock:Unp, The news for the past five days is as follows:
2019-10-30: NEWS1: Ken Fisher Continues to Buy PayPal, Caterpillar.
2019-10-31: NEWS1: Dow transports suffers unanimous decline; biggest drags are Union Pacific and FedEx stocks.NEWS2: Union Pacific Corporation Executives to Address Investor Conferences in November.
2019-11-01: NEWS1: 5 Transportation Stocks to Buy Now.NEWS2: Trade War Concerns Send FedEx and UPS Stocks Lower.
2019-11-04: NEWS1: UNION PACIFIC CORPORATION ANNOUNCES PRICING TERMS OF EXCHANGE OFFERS.NEWS2: Union Pacific Corporation Announces Results to Date of Exchange Offers and Increase in Size of Exchange Offers Limit.
2019-11-05: nan

Answer: Decrease