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:2021-03-30, Stock:PFE, The news for the past five days is as follows:
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.
2021-03-24: NEWS1: Why BioNTech Stock Sank Today.NEWS2: Pfizer Shrugs Off Drug-Pricing Worries As Two Covid-Tied Themes Emerge.NEWS3: UPDATE 1-Canada's lagging COVID-19 vaccine campaign set to ramp up as virus variants spread.NEWS4: Vaccine hesitancy can lead to development of ‘potent mutations’ in COVID-19: Doctor.NEWS5: U.S. must remain ‘worried about variants’: Doctor.NEWS6: Pfizer Stock Edges Up On Plans To Develop Covid Pill, mRNA Vaccines.NEWS7: Canada's lagging COVID-19 vaccine campaign set to ramp up as virus variants spread.NEWS8: ROCE Insights For Pfizer.NEWS9: The Daily Biotech Pulse: Dynavax-Clover Start Phase 2/3 Vaccine Study. BrainStorm Reports Positive MS Readout, NeoGenomics Goes Shopping.NEWS10: Pfizer (PFE) Begins Clinical Study on COVID-19 Antiviral Pill.NEWS11: Myovant/Pfizer's Relugolix Combo Therapy Shows Sustained Clinical Benefit In Uterine Fibroids.NEWS12: Hong Kong Suspends Pfizer/BioNTech COVID-19 Shots On Loose Caps, Minor Dirt: Report.NEWS13: Coronavirus tally: Global cases of COVID-19 top 124 million and U.S. nears 544,000 fatalities.NEWS14: Myovant Sciences and Pfizer Announce Positive Data from Phase 3 LIBERTY Randomized Withdrawal Study of Once-Daily Relugolix Combination Therapy in Women with Uterine Fibroids.NEWS15: Which COVID Vaccine Stock Is the Best Pick?.NEWS16: Market Beatdown, Yellen's Bologna, Thoughts on Intel, Marvell, Pfizer, GameStop.NEWS17: Hong Kong suspends use of Pfizer vaccine over defective bottle lids.NEWS18: UPDATE 5-Hong Kong halts BioNTech COVID-19 vaccines, investigates packaging.
2021-03-25: NEWS1: Pfizer, Eli Lilly say experimental arthritis drug tanezumab hits FDA snag.NEWS2: Joint FDA Advisory Committee Votes on Application for Tanezumab for the Treatment of Osteoarthritis Pain.NEWS3: UPDATE 1-EU export restrictions on COVID shots would be 'lose-lose' situation - Pfizer exec.NEWS4: Thermo Fisher to work with Pfizer-BioNtech on vaccine production in Italy.NEWS5: Pfizer exec says EU export restrictions on COVID-19 vaccines would be a 'lose-lose' situation.NEWS6: Albania gets 192,000 doses of Chinese Sinovac vaccine.NEWS7: Pfizer, BioNTech launch COVID-19 vaccine trial in kids under 12.NEWS8: EU exported 77 mln COVID-19 vaccines since Dec - Commission.NEWS9: Myovant's (MYOV) Data on Relugolix for Uterine Fibroids Positive.NEWS10: Pfizer says Ibrance gives more survival time to some breast-cancer patients.NEWS11: Real-World Evidence Supports Effectiveness of First-line IBRANCE® (palbociclib) Combination Therapy in HR+, HER2- Metastatic Breast Cancer.NEWS12: UPDATE 2-More than half of Israelis receive both COVID-19 vaccine doses.NEWS13: Disputes leave AstraZeneca boss with chronic vaccine headache.NEWS14: Data and delivery disputes leave Soriot with chronic vaccine headache.
2021-03-26: NEWS1: Vaccination distribution is ‘a race against time’ as variants spread: Doctor .NEWS2: Rutgers University to require COVID-19 vaccinations this fall.NEWS3: U.S. to Have Supply of 240 Million COVID Shots by Next Week.NEWS4: BioNTech's Marburg facility gets EMA approval, boosting COVID-19 vaccine production capacity by a billion doses a year.NEWS5: Pfizer (PFE) Gets Unfavorable Votes from FDA Panel for Tanezumab.NEWS6: UPDATE 3-EU clears vaccine sites to boost inoculation drive.NEWS7: WeWork Is Back — With a SPAC.NEWS8: Astellas Receives Positive CHMP Opinion for XTANDI™ (enzalutamide) for Patients with Metastatic Hormone-Sensitive Prostate Cancer.NEWS9: UK study finds strong immune responses from one dose of Pfizer COVID-19 shot.NEWS10: FDA Advisory Panel Says Risks Outweigh Benefits of Pfizer and Lilly’s Pain Drug.NEWS11: The Zacks Analyst Blog Highlights: Pfizer, UnitedHealth Group, Centene Corp, Cigna Corp and AMN Healthcare Services.NEWS12: Got $1,400? 3 COVID Stocks to Buy and Hold for the Long Term.NEWS13: PRESS DIGEST-New York Times business news - March 26.NEWS14: Pfizer And Eli Lilly's Osteoarthritis Drug Rejected By FDA Panel As Too Risky.NEWS15: In Key Milestone, Pfizer Begins Testing COVID-19 Vaccine In Children.NEWS16: Vaccines require investors who are long-term greedy.NEWS17: EU regulator approves contested Dutch vaccine production site.NEWS18: Vaccines required investors who were long-term greedy.
2021-03-29: NEWS1: Pfizer (PFE) Gains As Market Dips: What You Should Know.NEWS2: Pfizer, Moderna Vaccines Found 90% Effective in Real-World Study.NEWS3: CDC Head Expresses Sense Of 'Impending Doom' Despite New Vaccine Study.NEWS4: Brazil's health minister urges Pfizer to speed up vaccine deliveries.NEWS5: UPDATE 1-U.S. vaccination campaign gains steam as White House speeds shipments.NEWS6: One dose of Pfizer or Moderna vaccine is 80% effective: CDC.NEWS7: “We have to put our foot on the gas pedal even faster on these vaccines”: Hospitalist Nurse Practitioner.NEWS8: Covid Vaccine Stocks Dive As CDC Head Expresses Sense Of 'Impending Doom'.NEWS9: CDC New Study Shows Pfizer, Moderna COVID-19 Shots 90% Effective Against Infection In Real-World Setting.NEWS10: UPDATE 3-Pfizer, Moderna COVID-19 vaccines highly effective after first shot in real-world use, -U.S. study.NEWS11: Pfizer, Moderna Vaccines Prevent COVID-19; CDC Warns of 'Doom'.NEWS12: Pound pushes higher on vaccine optimism and reopening of UK economy.NEWS13: Do Institutions Own Pfizer Inc. (NYSE:PFE) Shares?.NEWS14: White House Contemplates Waiving-Off Patent Protections For COVID-19 Treatments.NEWS15: UPDATE 2-Japan's vaccine minister says inoculation pace to accelerate in May.NEWS16: EU move on vaccine exports puts Serbia’s leader on edge.

Answer: Decrease