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:2021-12-06, Stock:PFE, The news for the past five days is as follows:
2021-11-29: NEWS1: Merck Shares Fall Ahead of FDA Hearing on Covid Pill.NEWS2: Doctor explains Omicron and the possibility of more COVID-19 variants.NEWS3: US STOCKS-Wall Street rebounds after virus-related sell-off.NEWS4: UPDATE 4-U.S. CDC says all adults should get COVID-19 booster shots.NEWS5: Merck Gives Up 2021 Gains Ahead of Covid Pill Panel Review.NEWS6: 10 Safe Dividend Stocks to Invest In.NEWS7: Omicron stock market rout doesn't mean stocks are a 'screaming' buy: strategist.NEWS8: Cramer's Mad Money Recap 11/29: Omicron, Amazon,  Netflix.NEWS9: Key takeaways from President Biden's comments on new COVID-19 variant.NEWS10: Omicron Fears Fuel Rally in Vaccine Stocks: Will It Continue?.NEWS11: Omicron: What we know so far about the new COVID-19 variant.NEWS12: Omicron variant may mean stock market rally is on hold: Goldman Sachs.NEWS13: Omicron Variant Has Covid-19 Vaccine Makers Preparing for Worst Case.NEWS14: Omicron variant: ‘There probably are cases’ in the U.S. but not yet in large numbers, professor says.NEWS15: ETF Areas to Gain/Lose on Fear of Omicron Strain of Coronavirus.NEWS16: Merck stock dives after Citi downgrades on ‘high probability’ that HIV treatment will be abandoned.NEWS17: Dow Jones Jumps 300 Points As Stock Market Rebounds From Friday Rout.NEWS18: Rep. Perlmutter (D-CO) talks COVID, Build Back Better bill, the debt ceiling, and marijuana reform.NEWS19: BioNTech, Pfizer, J&J and Moderna Developing Omicron Vaccines.NEWS20: Another COVID wave could depress consumer spending, labor force participation: Economist.NEWS21: Deciphera (DCPH) Down More Than 70% in Past 3 Months: Here's Why.NEWS22: Omicron variant: The U.S. travel ban ‘makes no sense at all,’ doctor says.NEWS23: Vaccine Stocks Could Win Now, Lose Later, From the Omicron Variant.NEWS24: COVID: 'The big concern is Delta — Omicron is not even here yet,' epidemiologist says.NEWS25: Dow Jones Up As Apple, Microsoft Lead; EV Stocks Rally As Market Rebounds From Covid Sell-Off.NEWS26: Cyber Monday to Determine Holiday Sales Fate.NEWS27: Market check: Stocks recoup some losses after Friday’s sell-off.NEWS28: The Omicron variant ‘could lead to more volatile days ahead,’ strategist says.NEWS29: Will Cyber Monday Rescue Holiday Shopping from Omicron Fears?.NEWS30: Elizabeth Holmes cross-examination: 'The devil will be in the details'.NEWS31: BioNTech, Moderna, J&J Explore Omicron Versions of Shots.NEWS32: NRx Soars as Drug Benefits Remdesivir-Treated Covid Patients.NEWS33: COVID: Breaking down early data on Omicron variant.NEWS34: UPDATE 1-Pfizer now expects to produce 80 mln courses of COVID-19 pill, CEO tells CNBC.NEWS35: Dow Jones Futures Signal Market Rally After Omicron Covid Sell-Off, Moderna, Tesla Rival Li Auto Jump.NEWS36: Pfizer expects to produce 80 mln courses of COVID-19 antiviral pill - CNBC reporter tweet.NEWS37: Merck (MRK) COVID Pill Less Effective in Final Study, Stock Down.NEWS38: The Omicron variant and the stock market: Morning Brief.NEWS39: Confused about whether to get a COVID booster? Here’s what to know.NEWS40: Pfizer Stock Jumps On Plan To Boost Covid Pill Production In Fight Against Omicron Variant.NEWS41: Moderna Stock Surges As Drugmaker Says It Can Have Omicron Vaccine Ready in Early 2022.
2021-11-30: NEWS1: UPDATE 1-Pfizer seeks U.S. authorization of COVID-19 booster shots for 16, 17 year olds.NEWS2: Merck Stock Inches Higher After FDA Advisors Narrowly Recommend Covid Pill.NEWS3: Omicron threat in the U.S: 'We can presume it's here,' physician says.NEWS4: U.S. administers 460.7 mln doses of COVID-19 vaccines - CDC.NEWS5: FDA advisers recommend Merck’s COVID-19 pill in close vote.NEWS6: Omicron Risks Infecting Vaccinated People but May Not Cause Them Severe Illness.NEWS7: Pfizer Has Best Month in 30 Years After Leading Vaccine Race.NEWS8: Merck Stock In Limbo As FDA Advisors Consider Covid Pill As Omicron Looms.NEWS9: Adagio Continues Its Run As Biotech Stocks Moderna, BioNTech Dive On Omicron Threat.NEWS10: Why Novavax and Pfizer Are Trouncing the Market Today.NEWS11: Analysis: As Omicron plays havoc with markets, shares of vaccine makers surge.NEWS12: Moderna CEO says vaccines likely less effective against Omicron COVID-19 variant.NEWS13: Omicron: 'Time will tell' as we learn more about transmissibility and risk, doctor explains.NEWS14: 'The market doesn't like an information vacuum, and now we have two,' strategist says.NEWS15: Top Research Reports for Mastercard, Pfizer & Nike.NEWS16: Dow Jones Dives 650 Points After Fed's Powell Comments; Omicron Fears Spread.NEWS17: 10 Biotech Penny Stocks to Buy Now.NEWS18: Pfizer, BioNTech to Seek Booster Approval for 16- and 17-Year Olds.NEWS19: Theranos founder Elizabeth Holmes to face cross-examination at fraud trial.NEWS20: UPDATE 3-U.S. FDA panel narrowly backs Merck's at-home COVID-19 pill.NEWS21: FDA advisers to vote Tuesday on Merck’s COVID-19 pill even as interest has waned.NEWS22: Pfizer and BioNTech to Seek Covid Booster Approval for 16- and 17-Year-Olds.NEWS23: Dow Jones Drops As Covid Variant Fears Hit Stocks, Nasdaq Swings Up, Down.NEWS24: Merck's (MRK) Keytruda Gets Europe Nod for Two Carcinomas.NEWS25: Moderna (MRNA) Rallies on Booster Hopes Amid Omicron Concerns.NEWS26: ‘We can’t have countries lingering at 10%' COVID-19 vaccination, Columbia professor explains.NEWS27: Dow Jones Sells Off As Moderna CEO Expects Less Effective Vaccines For Omicron Variant.NEWS28: J&J (JNJ) to Explore Omicron Version of its COVID Vaccine.NEWS29: Stocks fall as investors try to gauge Omicron risk, ongoing supply chain issues.NEWS30: Market strategist: Investors ‘don’t want to overreact’ amid Omicron uncertainty.NEWS31: Dow Jones Futures Sell Off As Moderna CEO Expects Less Effective Vaccines For Omicron Variant.NEWS32: Merck’s Covid Pill Gets an FDA Hearing. What’s at Stake for the Stock..NEWS33: GlaxoSmithKline poaches Pfizer’s vaccine chief after Covid jab failure.NEWS34: The Zacks Analyst Blog Highlights: Pfizer, BioNTech, Moderna and Novavax.NEWS35: GSK names Pfizer scientist Dormitzer as vaccines R&D head.NEWS36: Dow Jones Futures Dive As Moderna CEO Predicts Less Effective Vaccines For Omicron Variant.NEWS37: Is This Leading COVID Stock a Buy Right Now?.NEWS38: Don’t hesitate, get a COVID booster now: epidemiologist urges.NEWS39: Two Israeli doctors infected with Omicron, hospital says.NEWS40: U.S. FDA panel to weigh Merck's COVID-19 antiviral drug.NEWS41: European markets fall as Moderna boss says vaccine less effective against Omicron.NEWS42: Moderna Stock Slumps, Regeneron Slides On Omicron Variant Efficacy Warnings.NEWS43: Oil Heads for the Worst Monthly Loss This Year on Omicron Scare.NEWS44: Why We Shouldn't Write Off Omicron Cases as ‘Mild’.NEWS45: Dow Jones Futures: Stock Market Rebounds As Biden Rules Out New Lockdowns; Rivian, Tesla Race Higher.
2021-12-01: NEWS1: U.S. administers 462.3 mln doses of COVID-19 vaccines - CDC.NEWS2: BMO's investment chief just predicted a 17% stock market gain for 2022 — ignore the bears and make room for these 3 'outperform' stocks.NEWS3: UK agrees deals for 114 million more Moderna and Pfizer COVID-19 doses.NEWS4: Facebook’s Meta Ticker Trades in Canada, Ignores U.S. Delay.NEWS5: The US has its first omicron case—and the patient was fully vaccinated.NEWS6: UPDATE 1-Pfizer begins application for Canada's approval of COVID-19 pill.NEWS7: CDC identifies the first case of Omicron variant in the U.S..NEWS8: Inflation ‘is the biggest risk for markets’ going into 2022: Strategist.NEWS9: Italy approves COVID-19 vaccination for 5-11 year olds.NEWS10: ‘We still have a lot more work to do,’ former White House vaccinations coordinator says.NEWS11: Omicron variant: The Biden administration plans to tighten restrictions for travelers to the U.S..NEWS12: 3 Reasons Pfizer Stock Will Crush the Broader Market in 2022.NEWS13: Merck (MRK) Up as COVID Pill Gets FDA Panel's Positive Vote.NEWS14: Moderna's (MRNA) Stock Falls on Omicron Variant Concerns.NEWS15: Dow Jones Snaps Back From Stock Market Sell-Off; Apple Hits New High, Tesla Rivals Jump On Strong Deliveries.NEWS16: Dow Jones Futures Rally Back From Stock Market Sell-Off; Apple Set To Hit New High, Tesla Rivals Jump On Strong Deliveries.NEWS17: The Zacks Analyst Blog Highlights: Mastercard, Pfizer, Nike, Lockheed Martin and Micron Tech.NEWS18: Dow Jones Futures Signal Market Rally After Powell Sell-Off; 3 Tesla Rivals Report Strong Sales.NEWS19: Omicron: Doctor details key questions about new COVID-19 variant.NEWS20: Is This Latecomer a Better Buy Than Moderna and Pfizer?.NEWS21: Exact Sciences Breaks Up With Pfizer -- Time to Buy?.NEWS22: UPDATE 2-EU brings forward Pfizer/BioNTech COVID shot for younger children to Dec 13.NEWS23: Medtronic CEO on partnering with Elon Musk at the height of COVID-19.NEWS24: Merck Stock Gains After FDA Panel Backs Covid Pill Treatment Approval.NEWS25: Merck Stock Leaps After FDA Panel Backs Covid Pill Treatment Approval.NEWS26: Dow Jones Futures: Market Rally Skids On This Powell Comment, Omicron Variant Fears; What To Do Now.
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?.

Answer: Decrease