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:2018-05-02, Stock:Unp, The news for the past five days is as follows:
2018-04-25: NEWS1: Notable Wednesday Option Activity: ANF, CIT, UNP.NEWS2: Notable Wednesday Option Activity: ANF, CIT, UNP.NEWS3: Pre-Market Earnings Report for April 26, 2018 :  ABBV, PEP, MO, UNP, BMY, COP, TWX, UPS, RTN, CME, GM, ITW.NEWS4: Pre-Market Earnings Report for April 26, 2018 :  ABBV, PEP, MO, UNP, BMY, COP, TWX, UPS, RTN, CME, GM, ITW.NEWS5: 2018 Is ‘Promising,’ Says Norfolk Southern, Ups Stock Buyback.NEWS6: Norfolk Southern (NSC) Surpasses on Q1 Earnings & Revenues.NEWS7: Norfolk Southern (NSC) Surpasses on Q1 Earnings & Revenues.NEWS8: Transport Stock Earnings to Watch on Apr 26: AAL, LUV & More.NEWS9: Ryder (R) Q1 Earnings & Revenues Surpass, 2018 View Bullish.NEWS10: Ryder (R) Q1 Earnings & Revenues Surpass, 2018 View Bullish.
2018-04-26: NEWS1: Companies Feel the Impact of Rising Oil Prices.NEWS2: This Denver job posting includes a $20K signing bonus.NEWS3: Union Pacific Has Not Hit High-Water Mark Yet, CEO Says.NEWS4: Union Pacific Has Not Hit High-Water Mark Yet, CEO Says.NEWS5: Union Pacific CEO 'Confident' in Productivity Plans.NEWS6: Union Pacific CEO 'Confident' in Productivity Plans.NEWS7: Union Pacific to Miss 2019 Operating Margin Target, Stock Dives.NEWS8: Union Pacific (UNP) Surpasses on Q1 Earnings & Revenues.NEWS9: Union Pacific (UNP) Surpasses on Q1 Earnings & Revenues.NEWS10: BNSF offering $15,000 signing bonuses to new hires, report says.NEWS11: Union Pacific warns on operating ratio, shares slip.NEWS12: Union Pacific railroad's 1Q profit climbs 22 percent.NEWS13: Union Pacific railroad's 1Q profit climbs 22 percent.NEWS14: Union Pacific (UNP) Surpasses on Q1 Earnings & Revenues.NEWS15: Track Change for Union Pacific Stock?.NEWS16: Union Pacific (UNP) Beats on Q1 Earnings.NEWS17: Union Pacific (UNP) Beats on Q1 Earnings.NEWS18: Union Pacific CEO: Trade wars aren't necessarily good for....NEWS19: Union Pacific (UNP) Beats on Q1 Earnings.NEWS20: Union Pacific profit rises 22.2 pct.NEWS21: Union Pacific Reports Record First Quarter Results.NEWS22: Union Pacific Corporation to Host Earnings Call.NEWS23: Union Pacific Q1 18 Earnings Conference Call At 8:45 AM ET.NEWS24: Union Pacific Q1 18 Earnings Conference Call At 8:45 AM ET.
2018-04-27: NEWS1: BNSF Railway’s Traffic Trends in Week 16.NEWS2: Intermodal Traffic Growth Pushed Union Pacific’s Volumes in Week 16.NEWS3: IYT, FDX, NSC, UNP: ETF Inflow Alert.NEWS4: IYT, FDX, NSC, UNP: ETF Inflow Alert.NEWS5: Union Pacific Announces National Park Foundation Partnership Encouraging Next Gen to Explore America's Backyard.
2018-04-30: NEWS1: SMUD files $18 million suit against Union Pacific over waste cleanup.NEWS2: [$$] Companies Feel the Impact of Rising Oil Prices.NEWS3: Union Pacific is Safest U.S. Railroad for Third Consecutive Year.
2018-05-01: NEWS1: Union Pacific Corporation Invites You to Join Its 2018 Investor Day Broadcast.

Answer: Decrease