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:2018-01-31, Stock:Unp, The news for the past five days is as follows:
2018-01-24: NEWS1: Pre-Market Earnings Report for January 25, 2018 :  MMM, UNP, CAT, CELG, BIIB, RTN, NOC, PX, SHW, LUV, FCAU, AEP.NEWS2: Pre-Market Earnings Report for January 25, 2018 :  MMM, UNP, CAT, CELG, BIIB, RTN, NOC, PX, SHW, LUV, FCAU, AEP.NEWS3: How Kansas City Southern Delivered on 4Q17 Operating Margins.NEWS4: Norfolk Southern (NSC) Q4 Earnings Top, Volumes Rise.NEWS5: Kansas City Southern Beat 4Q17 Earnings Estimate: Stock Rose 0.9%.NEWS6: Major Averages Finish Mixed, Dow Reaches Record Closing High - U.S. Commentary.NEWS7: Major Averages Finish Mixed, Dow Reaches Record Closing High - U.S. Commentary.NEWS8: Is a Surprise Coming for Union Pacific (UNP) This Earnings Season?.NEWS9: Canadian National (CNI) Down on Q4 Earnings & Revenue Miss.NEWS10: Greenbrier Companies, Inc.  (GBX) Ex-Dividend Date Scheduled for January 25, 2018.NEWS11: Is a Surprise Coming for Union Pacific (UNP) This Earnings Season?.NEWS12: What Analysts Think of Canadian Pacific after Its 4Q17 Results.
2018-01-25: NEWS1: Union Pacific (UNP) Misses on Q4 Earnings, Revenues Beat.NEWS2: Union Pacific (UNP) Misses on Q4 Earnings, Revenues Beat.NEWS3: U.S. 'intransigence' would hurt NAFTA talks: Union Pacific CEO.NEWS4: [$$] Union Pacific CEO: Train Braking Technology Is Clogging the Railway.NEWS5: Union Pacific Corporation (UNP) Q4 2017 Earnings Conference Call Transcript.NEWS6: Union Pacific Corporation (UNP) Q4 2017 Earnings Conference Call Transcript.NEWS7: U.S. mulls Canada's proposals to unblock NAFTA, talks grind on.NEWS8: Union Pacific CEO on infrastructure overhaul in US.NEWS9: Union Pacific (UNP) Misses on Q4 Earnings, Revenues Beat.NEWS10: U.S. 'intransigence' would hurt NAFTA talks -Union Pacific CEO.NEWS11: Why Canadian National Railway Missed 4Q17 Earnings Estimates.NEWS12: Union Pacific's Q4 Earnings Probably Should Have Been Better.NEWS13: Union Pacific's Q4 Earnings Probably Should Have Been Better.NEWS14: Tax cuts boost Union Pacific 4Q as railroad chugs along.NEWS15: Union Pacific stock drops 5 percent as fuel prices pushed fourth-quarter expenses higher.NEWS16: Union Pacific stock drops 5 percent as fuel prices pushed fourth-quarter expenses higher.NEWS17: Union Pacific Corporation (UNP) Q4 2017 Earnings Conference Call Transcript.NEWS18: Union Pacific&apos;s Q4 Earnings Probably Should Have Been Better.NEWS19: Union Pacific (UNP) Misses on Q4 Earnings.NEWS20: Union Pacific (UNP) Misses on Q4 Earnings.NEWS21: Union Pacific CEO is Optimistic About The Future.NEWS22: Major Averages Close Mixed For Second Consecutive Session - U.S. Commentary.NEWS23: Major Averages Close Mixed For Second Consecutive Session - U.S. Commentary.NEWS24: Kansas City Southern Earns Relative Strength Rating Upgrade.NEWS25: Kansas City Southern Earns Relative Strength Rating Upgrade.NEWS26: Union Pacific CEO on Q4 earnings.NEWS27: Union Pacific (UNP) Misses on Q4 Earnings.NEWS28: Union Pacific shares slide on weaker operating results.NEWS29: How Union Pacific Makes Its Money.NEWS30: Union Pacific's stock drops after earnings miss expectations.NEWS31: How Kansas City Southern Is Valued among Peers after 4Q17.NEWS32: Union Pacific Remains Firmly Negative In Afternoon Trading.NEWS33: Union Pacific Remains Firmly Negative In Afternoon Trading.NEWS34: Union Pacific Reports Fourth Quarter and Full Year 2017 Results.NEWS35: Earnings Reaction History: Union Pacific Corp., 54.5% Follow-Through Indicator, 3.5% Sensitive.NEWS36: Earnings Reaction History: Union Pacific Corp., 54.5% Follow-Through Indicator, 3.5% Sensitive.NEWS37: Analysts’ Views on Kansas City Southern after 4Q17 Earnings.NEWS38: Dow Climbs To New Record Intraday High - U.S. Commentary.NEWS39: Dow Climbs To New Record Intraday High - U.S. Commentary.NEWS40: Stocks Turning In Lackluster Performance In Morning Trading - U.S. Commentary.NEWS41: Stocks Turning In Lackluster Performance In Morning Trading - U.S. Commentary.NEWS42: Union Pacific Corp. (UNP) Is Losing Ground After Q4 Miss.NEWS43: Union Pacific Corp. (UNP) Is Losing Ground After Q4 Miss.NEWS44: Union Pacific Corp. Bottom Line Climbs In Q4.NEWS45: Union Pacific Corp. Bottom Line Climbs In Q4.NEWS46: Union Pacific Q4 17 Earnings Conference Call At 8:45 AM ET.NEWS47: Union Pacific Q4 17 Earnings Conference Call At 8:45 AM ET.
2018-01-26: NEWS1: [$$] Union Pacific Hires Former CSX Executive Sanborn.NEWS2: Union Pacific Plunges Despite Strong Improvement In 4Q'17 Results.NEWS3: Union Pacific Plunges Despite Strong Improvement In 4Q'17 Results.NEWS4: Why CNI Saw Huge Decline in 4Q17 Operating Margin.NEWS5: [$$] Union Pacific CEO: Train Braking Technology Is Clogging the Railway.
2018-01-29: NEWS1: Industrials ETFs in Focus on Q4 Earnings.NEWS2: Industrials ETFs in Focus on Q4 Earnings.NEWS3: US Rail Freight Traffic Ran off the Track in Week 3 of 2018.NEWS4: Industrials ETFs in Focus on Q4 Earnings.NEWS5: A Look at Canadian National Railway’s Valuation after Its 4Q17 Results.
2018-01-30: NEWS1: IWB, MCD, MDT, UNP: Large Inflows Detected at ETF.NEWS2: IWB, MCD, MDT, UNP: Large Inflows Detected at ETF.NEWS3: Union Pacific Reaches Analyst Target Price.NEWS4: Union Pacific Reaches Analyst Target Price.NEWS5: Union Pacific: Commodities that Pulled Down Volumes in Week 3.NEWS6: BNSF Railway’s Railcar Traffic Bucked the Trend, Up 2.7% in Week 3.NEWS7: Validea Warren Buffett Strategy Daily Upgrade Report - 1/30/2018.NEWS8: Validea Warren Buffett Strategy Daily Upgrade Report - 1/30/2018.NEWS9: Validea Peter Lynch Strategy Daily Upgrade Report - 1/30/2018.NEWS10: Validea Peter Lynch Strategy Daily Upgrade Report - 1/30/2018.

Answer: Decrease