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:2018-09-21, Stock:Unp, The news for the past five days is as follows:
2018-09-14: NEWS1: Union Pacific Is Losing Price Momentum.NEWS2: Union Pacific Stock Could Gain 30% in Coming Months.
2018-09-17: NEWS1: Union Pacific to borrow from competition in its rail reforms.NEWS2: Union Pacific Announces Unified Plan 2020.NEWS3: See what the IHS Markit Score report has to say about Union Pacific Corp..
2018-09-18: NEWS1: Loop Switches To Bullish Stance On Union Pacific, Cites Railroad's New Operating Plan.NEWS2: How Union Pacific’s Rail Traffic Trended in Week 36.NEWS3: Nexeo, Union Pacific rise; Oracle, FedEx stumble.NEWS4: BNSF Railway’s Volume Growth Was Lowest among Peers in Week 36.NEWS5: Noteworthy Tuesday Option Activity: UNP, EL, PX.NEWS6: Noteworthy Tuesday Option Activity: UNP, EL, PX.NEWS7: Union Pacific to Implement Precision Scheduled Railroading.NEWS8: Union Pacific to Implement Precision Scheduled Railroading.NEWS9: Nasdaq Snaps Back Despite Tariff News; Netflix Jumps On Emmy Results.NEWS10: North American Rail Volumes Rose in Week 36.NEWS11: S&P 500 Movers: GIS, UNP.NEWS12: S&P 500 Movers: GIS, UNP.NEWS13: Union Pacific to Implement Precision Scheduled Railroading.
2018-09-19: NEWS1: [$$] Union Pacific's Cure for Congestion: Imitate a Rival.NEWS2: Top Stock Reports for Microsoft, Union Pacific & Danaher.NEWS3: Top Stock Reports for Microsoft, Union Pacific & Danaher.NEWS4: Here's Why Union Pacific (UNP) is Still a Buy at 52-Week High.NEWS5: Here's Why Union Pacific (UNP) is Still a Buy at 52-Week High.NEWS6: Here's Why Momentum Investors Will Love Union Pacific (UNP).NEWS7: Here's Why Momentum Investors Will Love Union Pacific (UNP).NEWS8: Top Stock Reports for Microsoft, Union Pacific & Danaher.NEWS9: Here&apos;s Why Union Pacific (UNP) is Still a Buy at 52-Week High.NEWS10: Here&apos;s Why Momentum Investors Will Love Union Pacific (UNP).NEWS11: 10 Companies Already Hurt by President Trump&apos;s Tariffs.NEWS12: Norfolk Southern Took Second Place in Week 36 Intermodal Growth.
2018-09-20: NEWS1: ITOT, UNP, MMM, PM: ETF Inflow Alert.NEWS2: ITOT, UNP, MMM, PM: ETF Inflow Alert.NEWS3: Did FedEx Beat Analysts’ Revenue Estimates in the First Quarter?.NEWS4: The Zacks Analyst Blog Highlights: Microsoft, Union Pacific, Danaher, Travelers and Northern Trust.NEWS5: The Zacks Analyst Blog Highlights: Microsoft, Union Pacific, Danaher, Travelers and Northern Trust.NEWS6: The Zacks Analyst Blog Highlights: Microsoft, Union Pacific, Danaher, Travelers and Northern Trust.NEWS7: Intermodal Volumes Boosted CNI’s Rail Traffic Growth in Week 36.NEWS8: [$$] Union Pacific’s Cure for Congestion: Imitate a Rival.

Answer: Rise