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:2021-02-02, Stock:Unp, The news for the past five days is as follows:
2021-01-26: NEWS1: The Surprising Reason Why Railroad Stocks Doubled the Market in the Last 5 Years.
2021-01-27: NEWS1: Norfolk Southern (NSC) Beats on Q4 Earnings, Hikes Dividend.NEWS2: The Zacks Analyst Blog Highlights: Walmart, Intel, Cisco Systems, Union Pacific and Nokia.
2021-01-28: nan
2021-01-29: nan
2021-02-01: nan

Answer: Rise