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:2021-12-09, Stock:PFE, The news for the past five days is as follows:
2021-12-02: NEWS1: UK study finds mRNA COVID-19 vaccines provide biggest booster impact.NEWS2: U.S. administers 464.4 mln doses of COVID-19 vaccines - CDC.NEWS3: 3 Stocks to Buy for the New COVID Variant.NEWS4: 'Investors need to take a longer term perspective' amid market volatility, strategist says.NEWS5: Biden’s new COVID-19 plan includes ‘two new points,’ analyst explains.NEWS6: President Biden outlines steps to combat COVID-19 in winter.NEWS7: Doctor: U.S. needs to prepare for ‘a potential perfect storm' between Omicron variant and winter.NEWS8: Pfizer (PFE) Up 22% Since Last Earnings Report: Can It Continue?.NEWS9: Omicron variant: Areas with high vaccination rates ‘will just see this as a ripple, not a surge,’ doctor says.NEWS10: COVID: Second Omicron variant case identified in Minnesota.NEWS11: COVID: The Omicron variant ‘doubles down on the importance’ of booster shots, doctor says.NEWS12: Coronavirus update: Biden administration plans for winter COVID-19 surge.NEWS13: Biden Releases New Measures to Combat Winter Surge of Covid.NEWS14: Merck (MRK) Vaxneuvance sBLA for Pediatrics Gets Priority Review.NEWS15: Glaxo, Vir Antibody Drug Works Against Omicron, Tests Show. Vir Stock is Soaring..NEWS16: Glaxo and Vir Say Early Tests Show Antibody Drug Works Against Omicron. Vir Stock Is Soaring..NEWS17: 3 Hard Facts Moderna and Pfizer Investors Need to Know About the Omicron Variant.NEWS18: Influencers with Andy Serwer: Geoff Martha.NEWS19: Guilfoyle: Pfizer Is a Long Position.
2021-12-03: NEWS1: UPDATE 3-FDA adds strict safety warnings on arthritis drugs from Pfizer, AbbVie and Lilly.NEWS2: The New 'Mutant Virus' Signals A Need For Annual Shots: BioNTech CEO.NEWS3: Doctor explains what we know about the Omicron variant's spread.NEWS4: UPDATE 1-Merck to supply up to 1 mln courses of COVID-19 pill to Canada.NEWS5: Vaccine Stocks Ask The Unthinkable: What Happens If Today's Covid Shots Fail?.NEWS6: The 'Highly Mutated Virus' Signals A Need For Annual Shots: BioNTech CEO.NEWS7: 3 Stocks to Buy That Are Blissfully Ignoring the Mayhem.NEWS8: COVID: ‘We need to stop wearing cloth masks and go to N95s for all,’ expert says.NEWS9: WHO Says Don't Panic Over Omicron, Delta Still Dominant.NEWS10: Here's Why The New Coronavirus Variant Won't Harm Pfizer's Stock.NEWS11: WHO has not seen any reports of deaths caused by omicron variant, urges people not to panic as delta still dominant.NEWS12: Valneva says no conclusions to be drawn on its COVID shot from UK booster study.NEWS13: COVID-19 Vaccine & Drug Makers Gear Up to Fight Omicron.NEWS14: Has Pfizer Inc.'s (NYSE:PFE) Impressive Stock Performance Got Anything to Do With Its Fundamentals?.NEWS15: Here's What Vaccine CEOs Have to Say About the Omicron Variant.NEWS16: FDA Aims for Quick Review of Omicron Vaccines and Drugs.NEWS17: UPDATE 1-UK study finds mRNA COVID-19 vaccines provide biggest booster impact.NEWS18: Pfizer's Set to Make $131 Billion in COVID Sales in 2 Years. Is the Stock a Buy?.
2021-12-06: NEWS1: Moderna Stock Dropped. The Omicron Picture Is Getting Slightly Less Hazy..NEWS2: Mixing Pfizer, AstraZ COVID-19 shots with Moderna gives better immune response -UK study.NEWS3: Bright Path CEO explains the importance of producing pharmaceutical drugs in the U.S..NEWS4: Vaccine Stocks Moderna, BioNTech Crumble; Why Omicron Might Not Sway Holdouts.NEWS5: COVID testing remains 'troublesome' in various areas of the U.S., doctor explains.NEWS6: Why Shares of Pfizer, Ocugen, and Vaxart Are Losing Ground Today.NEWS7: Moderna Stock Drops. The Omicron Picture Is Getting Slightly Less Hazy..NEWS8: Omicron variant: We don’t need to go into panic mode right now, physician says.NEWS9: COVID: NYC expands vaccine mandate to include children.NEWS10: How millions of COVID vaccines are paid for.NEWS11: J&J (JNJ) COVID-19 Booster Jab Compares Well With Comirnaty.NEWS12: AbbVie (ABBV) Adds FDA-Issued New Warnings to Rinvoq's Label.NEWS13: UPDATE 1-South Africa's Biovac to start making Pfizer-BioNTech COVID-19 vaccine in early 2022 - exec.NEWS14: Dow Jones Rallies, Tech Stocks Sell Off; Lucid Plunges 15% On SEC Probe; Tesla Falls To Key Support.NEWS15: Dow Jones Futures Rally; Bitcoin Stumbles; Lucid Dives On SEC Probe; Tesla Nears Key Support.NEWS16: South Africa's Biovac to start making Pfizer-BioNTech COVID-19 vaccine in early 2022 - exec.NEWS17: 14 Stocks Skate Right Through The Market's Sell-Off.NEWS18: The Zacks Analyst Blog Highlights: Moderna, Pfizer, BioNTech, J&J and Regeneron.NEWS19: Pfizer and Merck Covid-19 Pills Are Coming Soon in the U.S., but Other Countries Will Have to Wait.NEWS20: INSIGHT-COVID shots are finally arriving, but Africa can't get them all into arms.
2021-12-07: NEWS1: Pfizer, ex-employee reach accord over COVID-19 vaccine secrets.NEWS2: Vaccine Stocks: Omicron Partially Eludes Pfizer-BioNTech In New Study.NEWS3: UPDATE 8-Studies suggest Pfizer shot may protect only partially against Omicron.NEWS4: Delta was ‘our road map’ for understanding how markets would react to Omicron: Strategist.NEWS5: Biohaven (BHVN) Intranasal Migraine Therapy Meets Goal in Study.NEWS6: What This Label Expansion Means for Pfizer.NEWS7: Pfizer Could Have Done More to Help Low-Income Countries Handle Vaccines, CEO Says.NEWS8: COVID-19: GSK-Vir drug effective against Omicron, U.S. changes international travel rules.NEWS9: UPDATE 2-EU considers negative coronavirus tests for incoming travellers, flight curbs still in place.NEWS10: Do Hedge Funds Love Pfizer Inc. (PFE)?.NEWS11: Pfizer Invites Public to Register for Webcast of Analyst and Investor Call to Discuss Pfizer-BioNTech COVID-19 Vaccine and Pfizer’s Novel COVID-19 Oral Antiviral Treatment Candidate.NEWS12: Dow Jones Surges As Intel Jumps On Mobileye Plans; Apple, Tesla Set To Rally.NEWS13: Funko, Bloomin' Brands, Johnson & Johnson, Pfizer and BioNTech highlighted as Zacks Bull and Bear of the Day.NEWS14: Dow Jones Futures Surge As Intel Jumps On Mobileye Plans; Apple, Tesla Set To Rally.NEWS15: Africa needs to make own vaccines but hurdles are high, experts say.NEWS16: Vaccine Stocks Down as Omicron May Not Be Too Severe.NEWS17: EU travel curbs needed till more known about Omicron -Germany's Spahn.
2021-12-08: NEWS1: Oil Up as Omicron Fears Continue to Ease.NEWS2: Pfizer (PFE) Stock Sinks As Market Gains: What You Should Know.NEWS3: Moors & Cabot, Inc. Buys NVIDIA Corp, Nike Inc, Procter & Gamble Co, Sells Splunk Inc, ....NEWS4: Pfizer Says Booster Neutralized Omicron but Variant May Elude Two Doses.NEWS5: US STOCKS-Wall St closes higher as vaccine update feeds optimism.NEWS6: Why BioNTech Stock Slipped on Wednesday.NEWS7: Stock Market Today: Good News on Pfizer Vaccine Keeps Investors Feeling Rosy.NEWS8: Asian Stocks Up, China’s November Factory Gate Inflation Eases.NEWS9: Why Carnival, Royal Caribbean, and Norwegian Cruise Line Stocks Surged Today.NEWS10: Brace For Boosters: Pfizer, BioNTech Say Third Shot Needed To Tackle Omicron.NEWS11: Long-dated Treasury yields post biggest three-day rise in weeks after Pfizer/BioNTech omicron report.NEWS12: 'Vaccines are available': Doctor explains the biggest difference for second winter COVID-19 wave.NEWS13: Oil Holds Gains Near $72 as Stockpiles Dip, Omicron Fears Abate.NEWS14: COVID SCIENCE-Mixing vaccines boosts immune response; experimental saliva test nearly as accurate as PCR.NEWS15: AmericaFirst Defensive Growth Fund Buys HCA Healthcare Inc, Bio-Rad Laboratories Inc, Pfizer ....NEWS16: Investors are making one giant mistake headed into 2022: strategist.NEWS17: The stats on covid-19 vaccines, one year after the first jab was given.NEWS18: Most Treasury yields remain  higher after Pfizer/BioNTech omicron report.NEWS19: It’s a Third Dose Against Omicron, Not a Booster, BioNTech CEO Says.NEWS20: Why BioNTech Stock Is Sliding Today.NEWS21: US STOCKS-Wall Street mixed as Omicron worries cloud vaccine update.NEWS22: UPDATE 2-Act now to curb Omicron's spread, WHO's Tedros tells world.NEWS23: 10 Favorite Stocks of Cathie Wood and Ken Fisher.NEWS24: Early data indicates that boosters, at least for BioNTech and Pfizer’s COVID-19 vaccine, further protect against omicron.NEWS25: Markets Upbeat on Vaccine Efficacy Against Omicron Variant.NEWS26: WHO warns against jumping to conclusions on COVID vaccine effectiveness.NEWS27: UPDATE 1-S.African health regulator SAHPRA approves Pfizer's booster shots.NEWS28: Law firm signs big lease at Mizner Park Office Tower.NEWS29: TREASURIES-U.S. yields rise as Pfizer vaccine update dents Omicron worry.NEWS30: US STOCKS-Wall Street subdued as Omicron worries overshadow vaccine update.NEWS31: Remedies for Omicron Apparent, Markets Up Again.NEWS32: U.S. Treasury yields move broadly higher after Pfizer/BioNTech omicron report.NEWS33: Is Pfizer (PFE) A Worthy Long-Term Investment?.NEWS34: Dow Jones Rallies On Pfizer Vaccine News; Apple Hits New High, Tesla Falls Despite Strong China Sales.NEWS35: Vaccine stocks: Pfizer, Moderna rise on Omicron news, Novavax falls.NEWS36: Omicron and Fed making for 'very confusing market action,' strategist says.NEWS37: Pfizer says its COVID-19 booster protects against the Omicron variant.NEWS38: US STOCKS-Wall St set to rise after positive vaccine update from Pfizer.NEWS39: Pfizer Says 3 Doses of Its Covid-19 Vaccine Neutralizes Omicron Variant.NEWS40: Dow Jones Futures Rally On Pfizer Vaccine News; Tesla Stock Rises After China Sales.NEWS41: U.S. Treasury yields steady after Pfizer/BioNTech omicron report.NEWS42: Wall Street subdued as Omicron worries overshadow vaccine update.NEWS43: UPDATE 4-BioNTech, Pfizer vaccine neutralises Omicron with three shots.NEWS44: US STOCKS-Futures rise after positive vaccine update from Pfizer.NEWS45: Pfizer Says Three Doses of Its Covid Vaccine Neutralizes Omicron Variant.NEWS46: Pfizer, BioNTech say initial lab study showed 3 doses of COVID-19 vaccine neutralized omicron variant.NEWS47: Dow futures pick up steam early Wednesday as Pfizer/BioNTech release preliminary lab study on omicron variant.NEWS48: BioNTech, Pfizer say test shows 3 doses of vaccine neutralise Omicron.NEWS49: Pfizer and BioNTech Provide Update on Omicron Variant.NEWS50: A Year After First Covid-19 Vaccine, It’s Crunchtime for Moderna and Pfizer.NEWS51: Is Principal U.S. MegaCap ETF (USMC) a Strong ETF Right Now?.NEWS52: A Hard-Won Move Toward Equity in the Pandemic.NEWS53: Premarket Movers Wednesday - Robinhood, Stitch Fix, GameStop.NEWS54: Pfizer Stock Jumps As Drugmaker Says 3 Doses Of Covid Vaccine Neutralizes Omicron Variant.NEWS55: Pfizer Omicron Vaccine Update Lifts Dow Futures, Extends Best Rally Since March.NEWS56: Pfizer Says 3 Doses Of Comirnaty Covid Vaccine Neutralizes Omicron Variant.NEWS57: Apple, Amazon, Pfizer, Omicron and Tech Stocks - Five Things You Must Know.NEWS58: Britain marks one year since giving first Pfizer COVID-19 shot.

Answer: Rise