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:2021-01-29, Stock:PFE, The news for the past five days is as follows:
2021-01-22: NEWS1: Top Coronavirus Vaccine Makers Will Earn Up to $23 Billion in Revenue This Year, Says New Analysis.NEWS2: Coronavirus update: UK variant may be more deadly than previously thought; CDC says second dose can be delayed.NEWS3: Severe allergic reactions to Moderna vaccine appear rare -CDC report.NEWS4: Q4 Earnings Season Scorecard and Analyst Reports for Amazon, JPMorgan & Pfizer.NEWS5: BioNTech, Pfizer to sell 40 million doses to lower-income countries.NEWS6: Pfizer finishes enrolling kids in its COVID-19 vaccine study.NEWS7: What Investors Need to Know About Coronavirus Variants.NEWS8: Johnson & Johnson Aims for 100 Million Vaccine Doses by Spring. The Stock Market Is Counting on It..NEWS9: U.S. alone won't fill COVAX funding gap, lead official says.NEWS10: Gap between COVID-19 shots may be stretched past recommended range in some cases -U.S. CDC.NEWS11: More COVID Vaccines Should Become Available With This Major Strategy Change.NEWS12: New Covid-19 Strains May Make Vaccines Less Effective, Fauci Warns.NEWS13: Is Novavax Stock A Buy As Pressure Mounts For More Covid Vaccines?.NEWS14: Pfizer Stock 2021: A Lean, Mean, Covid-Fighting Machine?.NEWS15: EU will seek clarification from Pfizer over new vaccine delays.NEWS16: 3 Warren Buffett Stocks That Should Be Surefire Winners in 2021.NEWS17: Shareholders Of Pfizer (NYSE:PFE) Must Be Happy With Their 54% Return.NEWS18: Pfizer, GSK-Backed ViiV First To Get FDA Approval For HIV Shots: What You Need To Know.NEWS19: Pfizer and BioNTech to Supply WHO's COVID-19 Vaccine Program.
2021-01-25: NEWS1: Moderna CEO offers a bleak assessment of COVID-19: Virus to stay with the world 'forever'.NEWS2: Top 5 Healthcare Stocks of 2020: Are They Buys Now?.NEWS3: Asian Stocks Down, Questions Remain on Timing and Size of U.S. Stimulus.NEWS4: Merck Scraps 'Inferior' Covid-19 Vaccines; But Shares Recover From Dip.NEWS5: Covid Vaccines: Here's What J&J Has To Do To Undercut Pfizer, Moderna.NEWS6: It Was a Grim Morning in the Covid-19 Fight. The Market Is Looking to Johnson & Johnson for Hope..NEWS7: Early results on Pfizer COVID-19 vaccine encouraging, says Israeli HMO.NEWS8: Doctor: 'The public should feel confident that the vaccines will work'.NEWS9: J&J may share findings from Phase 3 vaccine trial this week.NEWS10: Pfizer (PFE) to Supply 40M Doses of Coronavirus Vaccine to COVAX.NEWS11: University Hospital CEO on COVID-19 vaccination rollout.NEWS12: Coronavirus update: Moderna launches booster study for South African strain, Merck pulls out of vaccine race.NEWS13: Merck Scraps Development Of 'Inferior' Covid Vaccines; Shares Dip.NEWS14: Moderna Making Vaccine Booster Shot to Protect Against South African Covid-19 Strain.NEWS15: Merck Shuts Down Covid Vaccine Program After Lackluster Data.NEWS16: Exelixis (EXEL) Wins FDA Nod for Cabometyx + Opdivo in RCC.NEWS17: COVID Vaccine Stocks: How Strong Is BioNTech's Financial Position?.NEWS18: CDC says doses of COVID-19 vaccines can be spaced out by up to 42 days.NEWS19: Projected UK Pfizer vaccine supply unchanged for Jan to March period - PM's spokesman.NEWS20: CDC: Moderna's COVID-19 vaccine can cause allergic reaction in some people.NEWS21: The Zacks Analyst Blog Highlights: Amazon, JPMorgan, Pfizer, Salesforce and Chevron.NEWS22: EU seeks answers from AstraZeneca on cut to vaccine supplies in Monday meeting.NEWS23: Pfizer-BioNTech’s Covid-19 Vaccine Approved By Australia’s Regulator.NEWS24: European Commission Approves BAVENCIO® (avelumab) for First-Line Maintenance Treatment of Locally Advanced or Metastatic Urothelial Carcinoma.NEWS25: Pfizer COVID-19 Vaccine Gets Approved In Australia.NEWS26: Japan likely to hit COVID-19 herd immunity in Oct, months after Olympics - researcher.NEWS27: GLOBAL MARKETS-Asian shares under pressure on rising coronavirus cases.
2021-01-26: NEWS1: Pfizer (PFE) Gains As Market Dips: What You Should Know.NEWS2: ‘If you’re a teacher, it’s a lot safer to be in school:’ InHouse Physicians CEO.NEWS3: Doctor on Biden’s vaccine goals: ‘I don’t think that those numbers would be realistic at all’.NEWS4: Coronavirus update: J&J to release vaccine data next week; strain from Brazil confirmed in US.NEWS5: More countries have banned travel from South Africa as its Covid-19 variant poses a vaccine challenge.NEWS6: Markets continue to flitter between stimulus hope and COVID concerns: strategist.NEWS7: It will take ‘significant mutations’ for COVID-19 vaccines to be ineffective: Doctor.NEWS8: J&J CEO: Expect Phase 3 results for its COVID-19 vaccine candidate early next week.NEWS9: Earnings Preview: Pfizer (PFE) Q4 Earnings Expected to Decline.NEWS10: Expect Treasury Yields to Start Climbing Again Soon, BCA Says.NEWS11: Johnson & Johnson (JNJ) Surges to All-Time High.NEWS12: Breakout Watch: IPO Leader, Pfizer Vaccine Partner MRVI Stock Enters Buy Zone.NEWS13: Pfizer's (PFE) Bavencio Gets EU Nod for First-Line Bladder Cancer.NEWS14: How Long Will Coronavirus Vaccine Drive Moderna (MRNA) Stock?.NEWS15: Britain will work with EU to avoid vaccine disruption, UK health minister says.NEWS16: Moderna on track to deliver 200 million doses of its COVID vaccine to U.S. govt by end-June.NEWS17: Is Pfizer A Great Dividend Stock?.NEWS18: WRAPUP 2-Keep your supply promises, EU tells vaccine makers as deliveries wobble.NEWS19: No serious COVID-19 cases among Israelis given Pfizer shot, minister says.NEWS20: Merck Just Scrapped Its Coronavirus Vaccines — Is Merck Stock A Buy?.NEWS21: Myovant Sciences and Pfizer Announce Positive One-Year Data from Phase 3 SPIRIT Extension Study of Once-Daily Relugolix Combination Therapy in Women with Endometriosis.NEWS22: Could Pfizer Be a Millionaire-Maker Stock?.NEWS23: 3 Stocks Warren Buffett Would Love.NEWS24: Pfizer Expects to Deliver Covid Vaccines Quicker Than Expected.NEWS25: Why Pfizer Will Make More Money Than Originally Expected in 2021.NEWS26: Comic: Covid-19 in 2021: Déjà Vu, or the Beginning of the End?.NEWS27: Exclusive: Scarce niche syringes complicate U.S. plan to squeeze more COVID shots from Pfizer vials.
2021-01-27: NEWS1: Pfizer vaccine only slightly less effective against key S.African mutations -study.NEWS2: Is Pfizer Stock A Buy As Wall Street Awaits New Covid Jab From J&J?.NEWS3: Doctor: 'These viruses are built to mutate'.NEWS4: COVID-19 Response Team: Federal government has 2-3 day vaccine supply on hand, remainder sent to states.NEWS5: White House exploring tapping drugmakers to produce rivals' vaccines.NEWS6: U.S. CDC sees lower rates of allergic reaction after Pfizer vaccine.NEWS7: Coronavirus update: Biden announces changes to vaccine rollout.NEWS8: Merck's (MRK) Keytruda Gets EC Nod for MSI-H Colorectal Cancer.NEWS9: Pfizer (PFE) to Report Q4 Earnings: What's in the Cards?.NEWS10: Moderna: U.S. gov plans to order an additional 100 million doses of its COVID-19 vaccine.NEWS11: Governments Are Scrambling for Vaccine Doses. More Supplies Seem Imminent..NEWS12: Regeneron says its COVID-19 antibody cocktail still works against new strains in lab test.NEWS13: Sanofi teams up with BioNTech and Pfizer to help fix Europe’s vaccine shortage.NEWS14: Pfizer Shares Co-Primary Endpoint Results from Post-Marketing Required Safety Study of XELJANZ® (tofacitinib) in Subjects with Rheumatoid Arthritis (RA).NEWS15: INSIGHT-Raging virus, few shots. How Brazil missed its chance to secure COVID-19 vaccines.NEWS16: The Zacks Analyst Blog Highlights: Moderna, Pfizer, BioNTech and AstraZeneca.NEWS17: Bulgarian care home patients get first shots in slow vaccine rollout.NEWS18: Sanofi To Manufacture 125 Million COVID-19 Vaccine Doses For Rival Pfizer-BioNTech.NEWS19: Sanofi confirms its will supply over 125 millions Pfizer-BioNTech doses to the EU.NEWS20: Pfizer and BioNTech Get Help From Sanofi on Vaccine Production.NEWS21: Dry ice, containers and overworked doctors: the hurdles for Japan's vaccine roll-out.
2021-01-28: NEWS1: Pfizer (PFE) Stock Sinks As Market Gains: What You Should Know.NEWS2: Honeywell’s Global Supply Chain Chief on how the company administered 16K vaccinations in one weekend.NEWS3: Novavax Stock Surges After Covid Vaccine Proves Nearly 90% Effective.NEWS4: A Golden Era of Medicine: Join Mira Life Science Ventures CEO for Fireside Chat Feb. 4.NEWS5: Drugmakers examine effectiveness of COVID-19 vaccines and treatments against new, more infectious South African strain.NEWS6: Covid Vaccine Stocks Pop Despite WHO Guidance Against Shots In Pregnancy.NEWS7: February Outlook: Six Things To Look For Include Fed Testimony, Vaccine Progress, Big-Box Earnings.NEWS8: Doctor: 'Double masking is actually not a bad idea'.NEWS9: FOCUS-Racing the virus: Why tweaking vaccines to fight variants won't be simple.NEWS10: Doctor on COVID-19 variants: It’s becoming clear that ‘we will need boosters’.NEWS11: Sanofi (SNY) to Manufacture BioNTech's Coronavirus Vaccine.NEWS12: English health authority says AstraZeneca shot gives "reassuring" immune responses in elderly.NEWS13: As EU battles AstraZeneca shortages, U.K. races ahead with manufacture of new COVID vaccine.NEWS14: The Daily Biotech Pulse: Decision Day For Amgen, Zymeworks Sinks On Data, Ortho Clinical Diagnostics IPO.NEWS15: Moderna and Pfizer Vaccines Still Look Safe, CDC Says.NEWS16: Northern France health agency pushes back date of some first COVID vaccination doses.NEWS17: REFILE-INSIGHT-Pandemic spurs quest to enroll more Black Americans in vaccine trials.NEWS18: Novartis in Talks to Join Pharma Industry’s Covid Vaccine Push.NEWS19: Preliminary Study Finds Pfizer's COVID-19 Vaccine Effective Against UK, South Africa Variants: WSJ.NEWS20: Better Buy: Pfizer vs. BioNTech.NEWS21: Racing the virus: Why tweaking the vaccines won't be simple.NEWS22: FOCUS-Racing the virus: Why tweaking the vaccines won't be simple.NEWS23: 4 Stocks Warren Buffett Is Likely to Add to in 2021.NEWS24: CORRECTED-Swiss flag possible Moderna COVID-19 vaccine delivery shortfall -Blick.NEWS25: Pfizer to continue vaccine supply to Italy even if Rome files lawsuit: CEO to paper.NEWS26: Pfizer to continue vaccine supply to Italy even if Rome files lawsuit - CEO to paper.

Answer: Rise