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:2019-12-09, Stock:Unp, The news for the past five days is as follows:
2019-12-02: NEWS1: Union Pacific Sues Texas Town Over 1870s-Era Jobs Promise.
2019-12-03: nan
2019-12-04: NEWS1: Old complexities of how trains should reach new Diridon stymie City Council.NEWS2: Union Pacific cuts volumes outlook and warns on revenue, but stock bounces after 5-day losing streak.NEWS3: Should You Invest in the Fidelity MSCI Industrials Index ETF (FIDU)?.
2019-12-05: NEWS1: Union Pacific (UNP) Issues Lackluster Guidance for Q4 Volumes.NEWS2: North American Railroads Chart The Course For 2020.
2019-12-06: NEWS1: Not Much Chemistry Between Sanofi (SNY) and Hedge Funds.

Answer: Decrease