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:2020-12-28, Stock:PFE, The news for the past five days is as follows:
2020-12-18: NEWS1: Joe Biden to Receive First Dose of Pfizer/BioNTech Vaccine on Monday.NEWS2: Stock Market Rally Powers Higher On Stimulus Deal Hopes: Bitcoin Soars, Coronavirus Vaccine Rollout Begins.NEWS3: Vaccines Could Be Available to the U.S. Public in March, Fauci Says.NEWS4: Vaccinate Your Portfolio From the Hype.NEWS5: Moderna's (MRNA) COVID-19 Vaccine Gets FDA Panel's Backing.NEWS6: EU drugs regulator says limited number of documents accessed in cyberattack.NEWS7: Coronavirus update: U.S. marks deadliest week; Pence, Surgeon General get vaccines.NEWS8: U.S. COVID-19 daily death toll slips, but stays above 3,000 for 3rd-straight day.NEWS9: Novavax will have the capacity for ‘two billion doses’ of COVID-19 vaccine globally: Novavax Board Member.NEWS10: Dow Jones Falls, But Small Caps Rise; McConnell Says Stimulus Deal Is Close.NEWS11: FDA Approves Second COVID-19 Vaccine.NEWS12: Dow Jones Today, Stocks Open Mixed Amid Vaccine, Stimulus Expectations; Nike Rises Before Earnings.NEWS13: This doctor describes her experience getting the COVID-19 vaccine.NEWS14: Markets, Covid Deaths at New All-Time Highs.NEWS15: Moderna’s Vaccine Is Close to Getting a Thumbs-Up. Its Stock Is Taking a Hit..NEWS16: Moderna Nabs Key Endorsement For Covid Vaccine, But Shares Slip.NEWS17: Did U.K. and Canadian Authorizations of Pfizer's COVID Vaccine Pressure the U.S.?.NEWS18: Vice President Pence Gets His Covid-19 Shot.NEWS19: Dow Jones Today, Stock Futures Mixed Amid Vaccine, Stimulus Expectations; Nike Rises Before Earnings.NEWS20: Pfizer irked after Belgian politician publishes COVID-19 vaccine prices.NEWS21: Dow Jones Futures Await Stimulus Deal; Buckle Up For Tesla's Huge Day.NEWS22: Does Pfizer's Vaccine Authorization Improve Moderna's Chances?.NEWS23: Pharma Stock Roundup: FDA Emergency Nod to PFE/BNTX COVID-19 Vaccine, AZN to Buy ALXN.NEWS24: 4 Small COVID-19 Vaccine Makers to Look Out for in 2021.NEWS25: Who Will Be The Kingpin Of Covid Vaccines? It Might Not Be Pfizer.NEWS26: Dow Jones Futures: Stock Market Rally Hits High, Moderna Covid-19 Vaccine Wins Key Vote; All Eyes On Tesla.NEWS27: WRAPUP 2-Comfort and joy over COVID vaccines collide with Christmas curbs.NEWS28: Should You Sell Pfizer Stock Now?.NEWS29: Spain to begin vaccinating against coronavirus on Dec. 27.NEWS30: Texas doctors in rural hotspots left out in cold on vaccine.NEWS31: Greek PM expects COVID-19 vaccination to start Dec. 27.NEWS32: Emmanuel Macron Has the Same Problem as King Louis XVI.NEWS33: 10 Best Penny Stocks To Buy Now.NEWS34: Moderna COVID-19 Vaccine Secures FDA Panel's Endorsement.NEWS35: NHS says UK general practitioners may use extra COVID-19 vaccine doses at discretion.
2020-12-21: NEWS1: E.U. committee recommends authorization of BioNTech and Pfizer's coronavirus vaccine.NEWS2: U.S. employers can require you to take the COVID-19 vaccine: EEOC.NEWS3: Doctor on new COVID-19 strain: 'We’ve already had a number of different mutations happen'.NEWS4: Pfizer and BioNTech Receive Authorization in the European Union for COVID-19 Vaccine.NEWS5: How Boris Johnson is navigating through the crisis over mutant COVID strain and travel ban.NEWS6: Pfizer, BioNTech Covid Vaccine Receives European Backing.NEWS7: U.S. COVID-19 cases, deaths and hospitalizations fall again, as vaccine reinforcements are coming.NEWS8: WHO sees limited rollout of Pfizer vaccine by end-Jan.NEWS9: One shot of the COVID-19 vaccine does not ‘render you immune’: Doctor.NEWS10: Colombia to receive 1.7 million doses of Pfizer/BioNTech vaccine in February.NEWS11: EMA Committee Recommends Conditional Approval Of Pfizer-BioNTech Vaccine In Europe.NEWS12: Europe approves COVID-19 vaccine, as U.K. tries to navigate crisis over new strain and travel ban.NEWS13: UK coronavirus mutation ‘not surprising’, says expert.NEWS14: European Union Approves Pfizer-BioNTech Covid Vaccine. What Comes Next..NEWS15: Rep. Gregory Meeks on receiving Pfizer’s COVID vaccine: ‘I feel great and have no side effects’.NEWS16: Oil Down 3%,  2nd Covid Strain Deals Crude Hardest Blow in 7 Weeks.NEWS17: Moderna (MRNA) Gets FDA Emergency Use Nod for COVID-19 Vaccine.NEWS18: Stimulus checks should be topped off with $300 for Americans who vaccinate against coronavirus, John Delaney argues.NEWS19: Pfizer and BioNTech Receive CHMP Positive Opinion for their COVID-19 Vaccine.NEWS20: EU to decide on Pfizer/BioNTech COVID-19 vaccine by evening, EU chief.NEWS21: Here's How COVID Vaccines Could Help Achieve Herd Immunity.NEWS22: 4 Restaurant Stocks to Watch as Vaccine Rollout Begins.NEWS23: Boris Johnson holds emergency meeting as concerns over COVID-19 travel bans mount.NEWS24: What Went Wrong With the Covid-19 Vaccine Trials.NEWS25: 3 major risks to your surging stock portfolio in 2021.NEWS26: Biden to receive coronavirus vaccine on Monday as U.S. inoculation effort mounts.NEWS27: U.S. COVID-19 vaccination drive heads to nursing homes.NEWS28: EU agreed to pay 15.5 euros per dose for Pfizer COVID-19 vaccine -document.NEWS29: CDC Says Over 556,208 Pfizer/BioNTech COVID-19 Shots Administered In Week 1 Of Inoculation Drive.
2020-12-22: NEWS1: Moderna, BioNTech Post Worst Day for Vaccine Stocks in a Month.NEWS2: Market Recap: Tuesday, December 22nd.NEWS3: New Virus Strain Could Be in U.S.; Fauci Gets Shot: Virus Update.NEWS4: BioNTech CEO: It's Highly Likely Covid Vaccine Will Work On U.K. Strain.NEWS5: 10 Best Healthcare Dividend Stocks.NEWS6: ‘Fair to say’ new coronavirus strain is in the U.S.: Doctor.NEWS7: Kroger Health prepares pharmacies for mass vaccine roll-out.NEWS8: To combat vaccine hesitancy in minority communities we must address past wrongs: Surgeon General.NEWS9: The new coronavirus strain may ‘infect and spread faster:' Doctor.NEWS10: Dow Jones Drops Despite Apple Stock's Gain; Trump Expected To Sign Stimulus Bill.NEWS11: BioNTech boss says more tests needed to see if vaccine protects against new COVID-19 strain.NEWS12: U.S. tops 18 million COVID-19 cases, as daily new cases and deaths are back on the rise.NEWS13: The COVID-19 vaccine is an ‘important tool’ in a ‘much larger toolbox’: Doctor.NEWS14: A Vaccine Doesn’t Solve Everything for Europe’s Economy. Here Are the Hurdles in 2021..NEWS15: How Worrisome Is This U.K. Virus Variant?.NEWS16: Pfizer Invites Public to View and Listen to Webcast of February 2 Conference Call with Analysts.NEWS17: Dow Jones Fades, Stocks Mixed, As Stimulus Awaits Signature; Apple Rallies On EV News; Peloton Soars On Merger.NEWS18: Peloton Buying Precor Makes for a Smoother Ride.NEWS19: Wrong Time to Buy Airline Stocks.NEWS20: 3 Large Drugmakers Set to Rule the Sector in 2021.NEWS21: COVID Vaccine Delivery Drivers May Be Busy Christmas Day.NEWS22: Drugmakers rush to test whether vaccines stop coronavirus variant.NEWS23: Europe Pushes Ahead With Vaccine Rollout as New Coronavirus Variant Closes Borders.NEWS24: Dow Jones Futures Climb As Stimulus Awaits Signature; Apple Rallies On EV News; Peloton Soars On Merger.NEWS25: What Pfizer Wants You to Know About Its COVID Vaccine.NEWS26: REFILE-Swiss start rolling out COVID-19 vaccine, elderly first in queue.NEWS27: Do These Coronavirus Vaccine Companies Have a Place in an ESG Portfolio?.NEWS28: Serbia gets first batch of Pfizer/BioNTech vaccine.NEWS29: Pfizer/BioNTech COVID-19 Vaccine Gets Authorization in Europe.NEWS30: Is Pfizer's COVID Vaccine Growth Story Already Over?.NEWS31: Pfizer, Moderna testing their vaccines against UK coronavirus variant - CNN.NEWS32: COVID-19 Update – The EU Commission Authorizes the Comirnaty Vaccine.NEWS33: Pfizer Partner BioNTech Confident Vaccine Effective Against UK Mutant COVID-19 Strain.NEWS34: Pfizer and BioNTech's Coronavirus Vaccine Approved in Europe.
2020-12-23: NEWS1: Pfizer (PFE) Outpaces Stock Market Gains: What You Should Know.NEWS2: U.S. to ship around 4.7 mln vaccine doses next week -U.S. Army General.NEWS3: President Trump Vetoes Defense Bill.NEWS4: US STOCKS-S&P 500 ends slightly higher as investors bet on recovery.NEWS5: Pfizer and BioNTech to Supply Feds With 100 Million Additional Doses of Coronavirus Vaccine.NEWS6: ETFs to Shine as Pfizer's COVID-19 Vaccine Gets a Nod in Europe.NEWS7: Millions of U.S. vaccine doses sit on ice, putting 2020 goal in doubt.NEWS8: Top Stock Reports for Apple, JPMorgan & Union Pacific.NEWS9: New York City enforces quarantine for U.K. travelers, rolls out vaccine to paramedics.NEWS10: US STOCKS-Wall Street gains on recovery bets.NEWS11: ‘We don’t know yet what caused this mutation:’ Doctor on new strain of coronavirus.NEWS12: Nearly 9.5 mln doses of COVID-19 vaccines distributed, 1 mln administered -U.S. CDC.NEWS13: COVID News Flow: Pfizer-BioNTech's US Vaccine Supply Deal, Merck Strikes $356M Contract, Sorrento Files For EUA Of Rapid Test.NEWS14: Peru expects 'significant batch' of vaccines to arrive via COVAX in early 2021.NEWS15: How many Pfizer and Moderna vaccines did the US buy and when will they arrive?.NEWS16: The Technology Sector's 2020 and What It Means for 2021.NEWS17: US STOCKS-Nasdaq lags S&P, Dow as big tech weighs.NEWS18: U.S. COVID-19 deaths surge back to more than 3,000 a day as hospitalizations spike to another record.NEWS19: Those who need the vaccine the most are ‘most resistant’ to accepting: Doctor.NEWS20: Pfizer to Supply U.S. With 100 Million More Vaccine Doses.NEWS21: Coronavirus update: US buys more Pfizer COVID-19 vaccine doses; CDC says UK strain likely already here.NEWS22: 5 Best-Performing Leveraged ETFs of Fourth Quarter.NEWS23: New U.S. Covid-19 Vaccine Deal Gives Pfizer $2 Billion More in Sales.NEWS24: AstraZeneca’s COVID-19 vaccine could be approved in U.K. ‘shortly after Christmas’ – top Oxford scientist says.NEWS25: ROCE Insights For Pfizer.NEWS26: US STOCKS-S&P, Dow rise as weekly jobless claims dip; Nasdaq retreats.NEWS27: Pfizer to Supply an Additional 100 Million Doses of Covid-19 Vaccine to U.S..NEWS28: Moderna (MRNA) Down 30% After Posting All-Time High.NEWS29: Biotech Stock Roundup: PFE/BNTX Vaccine Authorized in Europe, Updates From AMGN, & More.NEWS30: Cruise Line Stocks Hit Choppy Waters Amid New Virus Strain.NEWS31: Pfizer And BioNTech To Supply U.S. Government With 100 Million More Coronavirus Vaccine Doses.NEWS32: How Effective Will Vaccines be Against New Coronavirus Strain?.NEWS33: US STOCKS-Wall St set to edge higher as weekly jobless claims improve.NEWS34: Coronavirus Mutation May Already Be in the U.S..NEWS35: Pfizer, Merck, Palantir, FuboTV - Wednesday's Premarket Movers.NEWS36: 3 High-Yield Dividend Stocks I'd Buy Right Now.NEWS37: Pfizer, BioNTech to supply U.S. with an additional 100 million doses of COVID-19 vaccine for about $2 billion.NEWS38: Trump and Stimulus, Apple and Tesla, Pfizer - 5 Things You Must Know Wednesday.NEWS39: Pfizer to supply U.S. with 100 million more COVID-19 shots by July.NEWS40: Pfizer and BioNTech to Supply the U.S. with 100 Million Additional Doses of COVID-19 Vaccine.NEWS41: Ninety-year-old woman first in Switzerland to get COVID-19 shot.NEWS42: Should You Worry About This Side Effect to Moderna's and Pfizer's COVID Vaccines?.NEWS43: Production and delivery challenges set up turbulent Year of the Vaccine.NEWS44: PRESS DIGEST- New York Times business news - Dec 23.NEWS45: Sally Susman on the Moment Pfizer’s Vaccine Proved Effective.NEWS46: Dubai to begin inoculations with Pfizer-BioNTech vaccine from Wednesday.NEWS47: Pfizer Nears Deal To Supply Another 100M COVID-19 Vaccine Doses To US By July.NEWS48: COVID-19 vaccine stirs rare hesitation in nearly virus-free Singapore.NEWS49: U.S. close to deal with Pfizer to buy millions more vaccine doses.
2020-12-24: NEWS1: Vaccinations Begin in Latin America, Where Covid Hit Hardest.NEWS2: More than 600,000 people in UK get first Pfizer COVID vaccine dose.NEWS3: The Zacks Analyst Blog Highlights: Apple, JPMorgan, Union Pacific, Pfizer and Lockheed Martin.NEWS4: Dow Jones Rises In Santa Claus Rally After Trump Calls Stimulus Bill A 'Disgrace'.NEWS5: Vaccine Distributor McKesson’s Stock Is Up 22% This Year. It Can Go Higher, Morgan Stanley Says..NEWS6: Daily death toll from COVID-19 climbs to more than 3,400, the same day vaccinations top 1 million.NEWS7: Vaccine Stocks Rebound On Pfizer's U.S. Deal, Moderna OK In Canada.NEWS8: Turkey to sign deal with Pfizer-BioNTech for 4.5 mln doses of COVID-19 vaccine.NEWS9: Pfizer/BioNTech to Sell More COVID-19 Vaccine Doses to U.S..NEWS10: 2 Must-Own Stocks in 2021.NEWS11: How Concerning Are the Allergic Reactions to Pfizer's and Moderna's Vaccines?.NEWS12: Boats, planes, helicopters: Canada gears up to vaccinate remote indigenous communities.NEWS13: 5 Bank Stocks Set to Rebound With Vaccine-Driven Economic Recovery.NEWS14: First Pfizer vaccines arrive in Chile, medics to be inoculated first.NEWS15: The Year We Were Hot for Supercold Freezers.NEWS16: Better Coronavirus Stock: Moderna or Pfizer?.NEWS17: 3 Red-Hot Stocks to Buy With Just $1,000.NEWS18: 3 Great COVID Vaccine Stocks to Buy Right Now.NEWS19: Nurses Celebrating Covid-19 Vaccines Battle Social Media Scorn.

Answer: Decrease