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:2020-10-13, Stock:Unp, The news for the past five days is as follows:
2020-10-06: nan
2020-10-07: NEWS1: Does This Valuation Of Union Pacific Corporation (NYSE:UNP) Imply Investors Are Overpaying?.NEWS2: What's in Store for Coronavirus-Hit Delta's (DAL) Q3 Earnings?.NEWS3: Why the Earnings Surprise Streak Could Continue for Union Pacific (UNP).
2020-10-08: NEWS1: Why Companies Are Increasingly Going Public Without an IPO.NEWS2: Top Stock Reports for Adobe, Costco & Union Pacific.NEWS3: How Will United Airlines (UAL) Fare This Earnings Season?.NEWS4: XLI, UNP, UPS, HON: ETF Inflow Alert.
2020-10-09: NEWS1: Is a Beat Likely for J.B. Hunt (JBHT) Stock in Q3 Earnings?.NEWS2: The Zacks Analyst Blog Highlights: Adobe, Costco, Union Pacific, NextEra Energy and Altria Group.
2020-10-12: NEWS1: Union Pacific Names Rahul Jalali Chief Information Officer.

Answer: Decrease