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:2021-03-24, Stock:PFE, The news for the past five days is as follows:
2021-03-17: NEWS1: Did Pfizer Just Trip Up AbbVie's Chances For A New Arthritis Drug?.NEWS2: Pfizer says it is on course to deliver UK COVID vaccine supplies.NEWS3: Jackbox CEO on post-pandemic outlook: ‘The future looks really bright’ .NEWS4: COVID-19 variants are ‘nothing to get overly worried about’: Doctor.NEWS5: Pfizer/BioNTech COVID-19 Vaccination Could Protect Pregnant Women, Newborns, Study In Israel Suggests: Reuters.NEWS6: COVID-19 vaccines get an endorsement from Trump, as daily U.S. deaths rise back above 1,000.NEWS7: UPDATE 1-UK says more than 25 million people have had first COVID shot.NEWS8: AstraZeneca vaccine risk is ‘not concerning, appears more politically motivated’: doctor.NEWS9: More States Open Vaccinations to All.NEWS10: 3 Revolutionary Top Stocks to Buy Now.
2021-03-18: NEWS1: Translate Bio Plummets On Unexpected Testing Flop For mRNA Drug.NEWS2: U.S. set to reach 100M vaccinations six weeks early.NEWS3: UK's Boris Johnson: Astra jab is safe, I'm getting mine tomorrow.NEWS4: Coronavirus update: UK, EU clear AstraZeneca vaccine for use, US nears 100M vaccine mark.NEWS5: AstraZeneca benefits outweigh risks: UK drugs regulator.NEWS6: Exelixis' XL092 To Be Tested In Combination With Bavencio In Urothelial Carcinoma.NEWS7: Pfizer Out-Licenses Two ADC Candidates In Cancer Settings To Pyxis Oncology.NEWS8: Why Goldman says the AstraZeneca vaccine suspension isn’t a game changer for growth.NEWS9: Pyxis Oncology Announces Worldwide Licensing Agreement with Pfizer to Develop and Commercialize Multiple Antibody-Drug Conjugates.NEWS10: Which COVID Stocks Are the Best Picks if Coronavirus Variants Spread?.NEWS11: Moderna's Latest Move May be Key to COVID-19 Vaccine Market Dominance.NEWS12: Wall Street Opens Lower as Only Banks Escape Bond Worries; Nasdaq Down 1.3%.NEWS13: Britain to slow vaccine rollout due to supply crunch in India, testing of big batch.NEWS14: EU threat to vaccine exports exposes mutual risks to global supply chain.NEWS15: Johnson urges EU to step back from coronavirus vaccine war.NEWS16: Vaccines saved Israel, but can they save Netanyahu’s job?.
2021-03-19: NEWS1: ‘I still have a lot of confidence in the Astrazeneca vaccine:’ Doctor.NEWS2: 7 Dividend Stocks You Can Trust Your Retirement To.NEWS3: Biden’s vaccine goal was not a ‘moonshot challenge’: Analyst.NEWS4: Supply is soon going to ‘outmatch’ demand for the vaccine: Doctor.NEWS5: EU's 'hopeless' response to Covid putting UK at risk, says Oxford's Sir John Bell.NEWS6: Students can now sit 3 feet apart, CDC says.NEWS7: UPDATE 1-Mexican president thanks Biden for COVID shots to ease shortage.NEWS8: Exelixis (EXEL) Inks Collaboration Deal to Test XL092 Combo in UC.NEWS9: Exelixis Partners With Merck KGaA And Pfizer For STELLAR-001 Clinical Trial.NEWS10: Germany sticks to summer vaccination target - document.NEWS11: Could a Supply Glut Sink COVID Vaccine Stocks?.NEWS12: Push to make Covid vaccines causes US drug shortages.NEWS13: Scramble to make Covid vaccines causes US drug shortages.
2021-03-22: NEWS1: Pfizer (PFE) Outpaces Stock Market Gains: What You Should Know.NEWS2: The FDA has ‘a lot of positive things to look at’ with AstraZeneca vaccine: Doctor.NEWS3: Pfizer/Eli Lilly's Tanezumab Safety Profile Fails To Impress FDA Even After 15 Years Of Development Across 41 Trials.NEWS4: The vaccination news is promising in the U.S. and other parts of the world: Chief Strategist.NEWS5: There is a real threat that a new variant could arise and become dominant: Adjunct Assistant Prof. of Emergency Med. .NEWS6: UPDATE 1-Swiss approve Johnson & Johnson COVID-19 vaccine, haven't bought any.NEWS7: U.S. on track to almost triple vaccine output in March, as new variants pressure Europe and Brazil.NEWS8: Lifted COVID-19 restrictions ‘defies logic’ at this point in recovery: Doctor.NEWS9: AstraZeneca COVID-19 vaccine is 79% effective: U.S. study.NEWS10: UPDATE 2-Spain extends use of AstraZeneca vaccine to 18-65 year olds.NEWS11: [video]Should You Buy AstraZeneca After Its Positive Vaccine News?.NEWS12: Why I Didn't Jump on the Coronavirus Vaccine Stock Bandwagon.NEWS13: Got $5,000? Consider These 3 Leading Pharma Stocks.NEWS14: Malaysia sets up compensation fund for COVID-19 vaccinations.NEWS15: Airfinity CEO on Vaccination Campaign.
2021-03-23: NEWS1: AstraZeneca falls into same trap of failed ‘crisis communications’: SDA Partner.NEWS2: Pfizer to Develop mRNA Vaccines Without BioNTech.NEWS3: Is Pfizer (PFE) Stock A Buy or Sell?.NEWS4: A Spotlight On Israel's Rollout Of Pfizer's COVID-19 Vaccine, Why Some Have Privacy Concerns.NEWS5: Pfizer Starts Early-Stage Study Of Oral Antiviral COVID-19 Drug.NEWS6: Pfizer Will Test a Pill to Kill the Covid-19 Virus.NEWS7: 3 Undervalued Pharma Stocks for Sleep-Well-at-Night Income.NEWS8: P/E Ratio Insights for Pfizer.NEWS9: Pfizer starts early-stage study of oral COVID-19 treatment.NEWS10: Pfizer Plans To Develop New mRNA-Based Vaccines By Itself, Says CEO: WSJ.NEWS11: 2 Dirt-Cheap Value Stocks to Buy Right Now.NEWS12: Pfizer begins early-stage study of oral COVID-19 drug.NEWS13: Pfizer Initiates Phase 1 Study of Novel Oral Antiviral Therapeutic Agent Against SARS-CoV-2.NEWS14: Pfizer Invites Public to View and Listen to Webcast of Pfizer May 4 Conference Call with Analysts.NEWS15: Concerns raised over AstraZeneca vaccine trials: U.S officials.NEWS16: Biden team preps $3T economic package.NEWS17: Pfizer Begins Testing COVID Treatment Pill on Humans.NEWS18: Will the Fourth COVID-19 Vaccine in U.S. Get FDA Nod Soon?.NEWS19: UPDATE 3-Pfizer to go solo on new vaccines using mRNA technology - WSJ.NEWS20: These 15 Words From Pfizer's CFO Could Translate to Billions in Sales for Its COVID Vaccine.

Answer: Rise