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:2021-01-15, Stock:PFE, The news for the past five days is as follows:
2021-01-08: NEWS1: BioNTech Jumps As Study Suggests Covid Vaccine Might Block New Strains.NEWS2: Biden to Release More Doses: Virus Update.NEWS3: Sarepta Tanks On Likely 2-Year Delay For Muscular Dystrophy Gene Therapy.NEWS4: COVID SCIENCE-Pfizer/BioNTech vaccine works against virus variants in lab; arthritis drugs improve COVID-19 survival.NEWS5: Biden plans to distribute COVID-19 vaccine doses immediately.NEWS6: Doctor: We're in a race against the case count 'to vaccinate as many people as possible'.NEWS7: American Airlines Has Room to Climb in 2021.NEWS8: 20 Biggest Questions in Science.NEWS9: Coronavirus update: Pfizer says vaccine may work against UK and South Africa strains; vaccinations to increase under Biden administration.NEWS10: Hospitals are ‘very stressed’ as COVID-19 cases surge across the U.S.: Doctor.NEWS11: What to Do With Sarepta’s Stock After Gene-Therapy Setback.NEWS12: FDA Commissioner Says States Should Expand Covid-19 Vaccine Eligibility.NEWS13: As Competition Rises, the Bull Case for Moderna Stock Is Beginning to Fade.NEWS14: JPMorgan Chase (JPM) Testing 2020's All-Time High.NEWS15: Analyzing Pfizer's Unusual Options Activity.NEWS16: Moderna’s COVID-19 vaccine becomes third shot  authorized for use in U.K..NEWS17: P/E Ratio Insights for Pfizer.NEWS18: Germany secured 50 mln vaccine doses from CureVac, BioNTech on top of EU supplies - document.NEWS19: Pfizer (PFE) Begins Dosing in DMD Study With Gene Therapy.NEWS20: Sarepta (SRPT) Down on Unsatisfactory Data for DMD Candidate.NEWS21: Don't Expect Covid-19 Research to Deliver Certainty.NEWS22: Pharma Stock Roundup: ABBV's Positive Skyrizi Data, AZN, PFE, RHHBY's FDA Updates.NEWS23: Pfizer–BioNTech vaccine appears to protect against U.K. and South African COVID-19 strains in lab, study finds.NEWS24: Pfizer-BioNTech Vaccine Effective Against Mutation in New Covid-19 Variants, Study Finds.NEWS25: Dow 31,000, Boeing, Jobs Report, Pfizer, Micron - 5 Things You Must Know Friday.NEWS26: Europe's drug regulator says there is an extra dose in BioNTech/Pfizer's COVID-19 vaccine vials.NEWS27: Moderna's COVID-19 vaccine becomes third to be authorized by U.K. regulator.NEWS28: Pfizer Research Suggests Covid-19 Vaccine Will Protect Against New Variants.NEWS29: Boeing, Micron, Pfizer, Sarepta - Friday's Premarket Movers.NEWS30: Malaysia PM to announce new COVID-19 measures as deaths hit daily record.NEWS31: Pfizer and BioNTech say COVID-19 vaccine neutralizes mutation found in new U.K., South Africa variants.NEWS32: Why Pfizer Was a Surprising Loser in 2020 but Could Win Big Time in 2021.NEWS33: Would You Take Russia's Covid-19 Vaccine?.NEWS34: Coronavirus: a Sinovac Biotech vaccine is seen as effective in Brazil.NEWS35: Pfizer Study Shows Vaccine Efficacious Against COVID-19 Variant.NEWS36: Pfizer/BioNTech vaccine appears effective against mutation in new coronavirus variants -study.NEWS37: Pfizer Stock: A Top Bet for 2021?.
2021-01-11: NEWS1: Pfizer (PFE) Gains As Market Dips: What You Should Know.NEWS2: BioNTech Surges On Its Plan To Make 2 Billion Covid Vaccine Doses In 2021.NEWS3: Sarepta Stock Gains as CEO Explains What Went Wrong With Gene-Therapy Trial.NEWS4: ‘Conditions are terrible:’ Los Angeles doctor on COVID-19 surge.NEWS5: Biden receives second dose of COVID-19 vaccine.NEWS6: Doctor on Arizona's alarming COVID-19 numbers: 'It’s really a dangerous time here'.NEWS7: BioNTech to offer vaccine to its own workers.NEWS8: BioNTech CEO Says a Version of Its Covid Vaccine With Less Stringent Storage Requirements Could Come This Year.NEWS9: In Senegal, lack of cold storage limits COVID vaccine options.NEWS10: Erdogan says Turkey to start COVID-19 vaccination Thursday or Friday.NEWS11: Futures Down as Investors Weigh Covid-19 Cases Against Vaccines.NEWS12: Racing Against Time: Covid-19 vs. Vaccines.NEWS13: EasyJet lands $1.87 billion state-backed loan as it looks to ease COVID cash crunch.NEWS14: BioMarin (BMRN) Reveals 1-Year Data on Hemophilia Gene Therapy.NEWS15: INSIGHT-Novavax bosses cash out for $46 mln with COVID-19 vaccine trials still under way.NEWS16: 15 Biggest Vaccine Companies in the World.NEWS17: Your 3 Best Profit Opportunities in 2021.NEWS18: Why Israel Was the Perfect Test Case for Vaccines.NEWS19: CORRECTED-RPT-Scarce doses and empty vaccination centres: Germany's vaccine rollout headache.NEWS20: Malaysia buys additional 12.2 million doses of Pfizer-BioNTech COVID-19 vaccine.
2021-01-12: NEWS1: Pfizer (PFE) Stock Sinks As Market Gains: What You Should Know.NEWS2: Bristol Myers Looks to Its Drug Pipeline to Turbocharge Growth.NEWS3: Pfizer Skids To 200-Day Line On Earnings Outlook That Lagged Some Views.NEWS4: Utilizing stadiums for mass vaccination would be 'a very thoughtful approach': Doctor.NEWS5: Pfizer Shares Slip After CEO Bourla's Earnings Estimate.NEWS6: A Guide to Biotech ETF Investing Amid the Coronavirus Crisis.NEWS7: Pfizer Says It Can Quickly Develop Vaccines for Future Covid-19 Variants.NEWS8: Pfizer’s 2021 Earnings to be $3-3.10 Per Share, Says CEO Bourla.NEWS9: Pfizer's earnings outlook for 2021 tops expectations, but stock falls.NEWS10: Pfizer considers applying to register COVID-19 vaccine in Russia - TASS.NEWS11: France to update daily on vaccination progress - minister.NEWS12: COVID-19 Vaccine Production to Ramp Up.NEWS13: Covid-19 Vaccinations Promise to Ramp Up.NEWS14: Pfizer has produced more than 70 mln COVID-19 vaccine doses-CEO.NEWS15: Should You Really Invest in Pfizer Stock in 2021?.NEWS16: Uber, Moderna to collaborate on supporting COVID-19 vaccine uptake.NEWS17: Uber and Moderna Team Up to Boost Vaccine Awareness.NEWS18: Pfizer Invests $120 Million in Biotechnology Innovation Through the Pfizer Breakthrough Growth Initiative.NEWS19: 2021's buzziest phrase has already been a winner.
2021-01-13: NEWS1: Pfizer (PFE) Stock Sinks As Market Gains: What You Should Know.NEWS2: J&J Stock Pops After Midstage Test Shows Its Covid Vaccine Is Durable.NEWS3: J&J Stock Dips On Report Its Covid Vaccine Is 2 Months Behind Schedule.NEWS4: Scammers target savers with fake Covid-19 ‘vaccine bonds’, claiming they are backed by Pfizer.NEWS5: Efficient vaccine rollout is ‘going to depend on individual states and their mandates’: Doctor.NEWS6: J&J's COVID-19 vaccine should hopefully show over 80% effectiveness - Slaoui.NEWS7: How the government is handling the COVID-19 vaccine rollout, Biden admin. outlook.NEWS8: J&J Stock Dips On Report Its Covid Vaccine Is 2 Months Behind Schedule.NEWS9: J&J Stock Topples On Report Its Covid Vaccine Is 2 Months Behind Schedule.NEWS10: Johnson & Johnson Hits Vaccine Production Snags, New York Times Reports.NEWS11: Merck (MRK) Gets Priority Tag for Pneumococcal Vaccine BLA.NEWS12: Britain targets 24/7 COVID vaccinations to speed rollout.NEWS13: Baxter Germany to start production of BioNTech/Pfizer vaccine by early March.NEWS14: English health official says have been extracting extra doses of AstraZeneca vaccine.NEWS15: Australia state records 1 virus case as some doctors oppose vaccine rollout.
2021-01-14: NEWS1: Pfizer Leads Vaccine Stocks As The Most Trusted Name In Covid-19: IBD/TIPP.NEWS2: Pfizer’s XALKORI® (crizotinib) Approved by FDA for ALK-positive Anaplastic Large Cell Lymphoma in Children and Young Adults.NEWS3: 10M+ Americans have received 1st COVID-19 vaccine: CDC.NEWS4: Covid-19 Infection Likely to Provide Immunity for at Least Five Months, Study Finds. What That Might Mean..NEWS5: COVID-19 vaccine rollout 'really has to be on a federal level': Doctor.NEWS6: Exact Sciences (EXAS) Posts Solid Preliminary Q4 Testing Revenues.NEWS7: Why Pfizer (PFE) Could Beat Earnings Estimates Again.NEWS8: U.S. has delivered 10 million vaccine doses as it crosses 4,000 deaths in a day for second time.NEWS9: New Data Boosts Confidence In J&J Vaccine.

Answer: Decrease