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:2021-04-06, Stock:PFE, The news for the past five days is as follows:
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.
2021-03-30: NEWS1: BioNTech Stock Pops As Company Projects $11.5 Billion In Covid Vaccine Sales.NEWS2: Moderna ETFs to Gain on Positive 'Real-World' Study Data.NEWS3: Pandemic led to aggressive adoptions of technology in sports: Teamworks CEO.NEWS4: The Rockefeller Foundation is teaming up with COVID-19 testing companies to reopen schools safely.NEWS5: We can vaccinate our way out of this phase of the pandemic: Doctor .NEWS6: UPDATE 2-Pfizer to accelerate COVID-19 vaccine deliveries to Canada, J&J doses due in April.NEWS7: Why BioNTech Stock Is Jumping Today.NEWS8: Pfizer to accelerate COVID-19 vaccine deliveries to Canada - PM Trudeau.NEWS9: Why the COVID ‘superhero villain tug-of-war’ will be an eternal battle.NEWS10: Biotech emerges as 'superhero' of global pandemic.NEWS11: BioNTech's Q4 Results Wowed but Were Just the Tip of the Iceberg.NEWS12: Merck's (MRK) Breast Cancer sBLA for Keytruda Gets CRL.NEWS13: BioNTech Stock Pops As Company Projects $11.5 Billion In Covid Vaccine Sales.NEWS14: BioNTech Stock Is Trading Higher On First Annual Profit; Raises 2021 Production Target For COVID-19 Shots To 2.5B Doses.NEWS15: New COVID strain detected in Israel; Pfizer vaccine purchase bid delayed.NEWS16: BioNTech Expects $11.5 Billion in Covid-19 Vaccine Revenue.NEWS17: AstraZeneca vaccine - was it really worth it?.NEWS18: UPDATE 2-BioNTech-Pfizer raise 2021 vaccine output goal to 2.5 bln doses.NEWS19: BioNTech-Pfizer raise 2021 vaccine output goal to 2.5 bln doses.NEWS20: AstraZeneca woes continue as Berlin, Canada suspend jab.NEWS21: BioNTech and Pfizer Boost 2021 Vaccine Target to 2.5B Doses.NEWS22: BioNTech lifts Covid vaccine target to 2.5bn doses this year.NEWS23: BioNTech increases Covid vaccine production target to 2.5bn doses.
2021-03-31: NEWS1: REFILE-Pfizer hits March target to produce 120 million COVID-19 shots for U.S..NEWS2: Dow Dips, Other Markets Up for the Day; Micron (MU) Beats.NEWS3: ETFs to Shine on Pfizer's Impressive COVID-19 Vaccine Update.NEWS4: BioNTech Stock Pops Again — Covid Jab Proves 100% Effective In Teenagers.NEWS5: Stock market news live updates: S&P 500 reaches record high, traders eye Biden's infrastructure proposal.NEWS6: COVID SCIENCE-Pfizer/BioNTech vaccine safe, effective in adolescents; arthritis drug may reduce effect of some vaccines.NEWS7: Pfizer and BioNTech's COVID-19 Vaccine Produces 100% Protection in Kids.NEWS8: EMA May Issue Updated Recommendation If AstraZeneca Jab-Clot Link Is Established: Report.NEWS9: Pfizer vaccine 100% effective in 12 to 15 year olds: Study.NEWS10: Global COVID case tally climbs for fifth straight week, highlighting need to ensure vaccine equity.NEWS11: Why BioNTech Stock Is Jumping Again Today.NEWS12: Pfizer's Late-Stage COVID-19 Vaccine Data In Adolescents Reinforces Bull Case, Analyst Says.NEWS13: Merck's (MRK) Breast Cancer sBLA for Keytruda Gets CRL (Revised).NEWS14: UPDATE 3-Pfizer says COVID-19 vaccine safe, effective for adolescents in trial.NEWS15: UPDATE 1-Israel plans to give Pfizer's COVID vaccine to adolescents upon FDA approval.NEWS16: Pfizer’s Covid-19 Vaccine Is 100% Effective in Adolescents, Company Says.NEWS17: Pfizer and BioNTech say COVID-19 vaccine was 100% effective in Phase 3 trial in adolescents.NEWS18: UPDATE: Pfizer and BioNTech say COVID vaccine was 100% effective in Phase 3 trial of adolescents.NEWS19: Could Pfizer's and Lilly's Long-Awaited Osteoarthritis Drug Flop?.NEWS20: EU to get 107 million COVID doses by end of March, 30 mln from AstraZeneca.NEWS21: Pfizer-BioNTech's COVID-19 Vaccine Gives 100% Protection In Adolescents.NEWS22: Pfizer COVID-19 vaccine safe, effective on adolescents in trial, companies say.NEWS23: Pfizer-BioNTech Announce Positive Topline Results of Pivotal COVID-19 Vaccine Study in Adolescents.NEWS24: This Is Why Pfizer Is a Great Stock to Buy Right Now.NEWS25: 3 Reasons Pfizer Is the Best Big Pharma Stock to Buy Right Now.NEWS26: Premarket Movers Wednesday - Chewy, Walgreens, Pfizer, Apple.NEWS27: Pfizer Says COVID Vaccine 100% Effective In Younger Teen Trials.NEWS28: BioNTech/Pfizer Covid vaccine shows 100% efficacy in adolescents.
2021-04-01: NEWS1: Pfizer and BioNTech's Coronavirus Vaccine Remains Effective for at Least 6 Months.NEWS2: 'The important thing is to have as many Americans vaccinated as possible': Doctor.NEWS3: BioNTech Stock Hikes As Pfizer-Partnered Covid Vaccine Appears Durable.NEWS4: EU countries agree to share 'solidarity vaccines' with states in need.NEWS5: Quidel issued first emergency use authorization by FDA for a COVID-19 antigen test.NEWS6: How Biden’s ‘momentous’ rescue plan helps older Americans: NCOA President.NEWS7: UK Data Shows Substantial Immune Response With Pfizer COVID-19 Shot In Elderly.NEWS8: Layers of mitigation against the virus remains ‘critical’: Doctor.NEWS9: Pfizer Trials Show Vaccine Is Effective for At Least Six Months.NEWS10: UPDATE 3-Pfizer/BioNTech COVID-19 shot 91% effective in updated data, protective against South African variant.NEWS11: Anytime there’s a bad headline about these vaccines, it’s going to add to vaccine hesitancy: Dr. Amesh Adalja .NEWS12: Pfizer and BioNTech say their COVID-19 vaccine is safe and highly effective — including against South Africa variant.NEWS13: Pfizer Suggests Covid Vaccine Can Tackle South Africa Variant; BioNTech Pops.NEWS14: Did Pfizer Just Leap Ahead of Moderna in This Key Market?.NEWS15: Pfizer, Biotech vaccine shows strong results after 6 months.NEWS16: Dow, Gibraltar Industries, Pfizer, BioNTech and Micron highlighted as Zacks Bull and Bear of the Day.NEWS17: Pfizer Warns EU Bureaucracy Is Holding Back Worldwide Vaccine Efforts.NEWS18: Pfizer-BioNTech COVID-19 Shot Safe, Effective Through Six Months After Second Dose.NEWS19: UPDATE 1-Pfizer COVID-19 shot 91% effective in updated data, protective against South African variant.NEWS20: Pfizer/BioNTech vaccine effective after 6 months; Moderna starts variant trial.NEWS21: Pfizer, BioNTech say study of COVID-19 patients six months after second vaccine dose proved it is safe and effective.NEWS22: Pfizer (PFE)/BioNTech COVID-19 Vaccine 100% Effective in Teens.NEWS23: Pfizer and BioNTech Confirm High Efficacy and No Serious Safety Concerns Through Up to Six Months Following Second Dose in Updated Topline Analysis of Landmark COVID-19 Vaccine Study.NEWS24: UPDATE 2-Pfizer COVID-19 shot 91% effective in updated data, protective against South African variant.NEWS25: Pfizer's Decision to Develop mRNA Vaccines on Its Own: Brilliant or Boneheaded?.NEWS26: Pfizer Versus Moderna: Which Is Leading U.S. Vaccine Rollout?.NEWS27: Pfizer-BioNTech Vaccine Tests Well Against South African Variant.NEWS28: Premarket Movers Thursday - Micron, Microsoft, Pfizer.NEWS29: BioNTech SE (BNTX) Q4 2020 Earnings Call Transcript.NEWS30: BioNTech and Pfizer trial data signal protection against South Africa variant.
2021-04-05: NEWS1: The IBD/TIPP Poll Gives These 3 Covid Vaccine Stocks Reason To Be Bullish.NEWS2: Top Research Reports for JPMorgan, Verizon & Chevron.NEWS3: Travel boom poses threat to COVID-19 recovery: Doctor.NEWS4: 10 Best Biotech Stocks To Buy For 2021.NEWS5: Pfizer In Talks With Israel For New COVID-19 Vaccine Supply Deal: Reuters.NEWS6: Pfizer Negotiating Deal to Sell More Covid-19 Vaccines to Israel.NEWS7: Pfizer says working on new COVID-19 vaccine supply deal to Israel.NEWS8: SpringWorks (SWTX) Begins Dosing in Multiple Myeloma Study.NEWS9: BioNTech Stock Has Surged on Covid Vaccine. Its Next Big Hit Might Take a While..NEWS10: Is J&J Stock A Buy Now That The FDA Has Authorized Its Covid Vaccine?.NEWS11: Better Buy for 2021: Pfizer or Gilead?.NEWS12: J&J (JNJ) Gets Full Charge of Emergent COVID-19 Vaccine Plant.NEWS13: Vaccine Stocks Checkup: Johnson & Johnson, Pfizer Update.NEWS14: Covid-19 Vaccine Update And Outlook Amid New Variants, Hiccups For Some Vaccine Developers.

Answer: Decrease