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:2021-07-28, Stock:Unp, The news for the past five days is as follows:
2021-07-21: NEWS1: Top Analyst Reports for Alphabet, Toyota & Union Pacific.
2021-07-22: NEWS1: Union Pacific Corporation (UNP) Q2 2021 Earnings Call Transcript.NEWS2: 10 Stocks with Over 10 Years of Dividend Increases.NEWS3: Union Pacific sees on-time end to West Coast port cargo pause.NEWS4: Union Pacific (UNP) Q2 Earnings Beat Estimates, Stock Up.NEWS5: Union Pacific will see ‘$500 million in productivity’ in 2021: CEO.NEWS6: Look What These 2 Stock Winners Just Told Shareholders.NEWS7: Higher Revenues Propel Union Pacific's Q2 Profit By 59%.NEWS8: Union Pacific Beats Estimates, Buoyed by Efficiency Gains.NEWS9: Union Pacific (UNP) Beats Q2 Earnings and Revenue Estimates.NEWS10: UPDATE 2-Union Pacific beats estimates on industrial recovery, raises volume growth outlook.NEWS11: Union Pacific stock jumps after record earnings that rose above expectations.NEWS12: Union Pacific beats estimates on industrial recovery, raises volume growth outlook.NEWS13: Union Pacific Follows Up CSX With Strong Quarterly Results.NEWS14: Union Pacific Reports Second Quarter 2021 Results.NEWS15: The Zacks Analyst Blog Highlights: Google, Toyota Motor, Union Pacific, Anheuser-Busch InBev and Target.
2021-07-23: NEWS1: Rail Shares Seen on Track After Lagging Market in 2021 Rebound.NEWS2: Company News for Jul 23, 2021.NEWS3: Union Pacific Beats Q2 Earnings Expectations; Shares Rise.
2021-07-26: NEWS1: Comparing Cargo Stocks, This Railroad Offers a Better Trip.
2021-07-27: NEWS1: Union Pacific says California fire forces closure of Keddie-Portola railway line.

Answer: Decrease