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:2018-11-21, Stock:PFE, The news for the past five days is as follows:
2018-11-14: NEWS1: Here&apos;s Why Sangamo Therapeutics Lost 12% Today.NEWS2: Pfizer loses drug patent fight in UK top court, may face claims.NEWS3: Pfizer loses drug patent fight in UK top court, may face claims.NEWS4: 7 Highest-Yielding Dow Dividend Stocks.NEWS5: IVE, WMT, PFE, MRK: Large Inflows Detected at ETF.NEWS6: IVE, WMT, PFE, MRK: Large Inflows Detected at ETF.NEWS7: Health Care Sector Update for 11/14/2018: CGC, CDNA, TLRY, JNJ, PFE, ABT, MRK, AMGN.NEWS8: Health Care Sector Update for 11/14/2018: CGC, CDNA, TLRY, JNJ, PFE, ABT, MRK, AMGN.NEWS9: Shire's Filing Accepted by FDA for Gattex's Label Expansion.NEWS10: Shire's Filing Accepted by FDA for Gattex's Label Expansion.
2018-11-15: NEWS1: 7 Highest-Yielding Dow Dividend Stocks.NEWS2: 7 Highest-Yielding Dow Dividend Stocks.NEWS3: Sangamo's Shares Drop on Rating Downgrade, Pipeline Woes.NEWS4: Sangamo's Shares Drop on Rating Downgrade, Pipeline Woes.NEWS5: Lilly Offers Updates on Progress of Headache Disorder Drugs.NEWS6: Lilly Offers Updates on Progress of Headache Disorder Drugs.NEWS7: Why Pfizer Is Up 19% in 2018 So Far.NEWS8: Why Pfizer Is Up 19% in 2018 So Far.NEWS9: MARKETS: Stocks could bounce here, but I'm selling the rally.NEWS10: Health Care Sector Update for 11/15/2018: QURE, EXEL, AVEO, JNJ, PFE, MRK, ABT, AMGN.NEWS11: Health Care Sector Update for 11/15/2018: QURE, EXEL, AVEO, JNJ, PFE, MRK, ABT, AMGN.NEWS12: Sangamo&apos;s Shares Drop on Rating Downgrade, Pipeline Woes.NEWS13: Why Pfizer Is Up 19% in 2018 So Far.NEWS14: 3 Dividend Stocks Ideal for Retirees.NEWS15: 3 Dividend Stocks Ideal for Retirees.NEWS16: 3 Dividend Stocks Ideal for Retirees.NEWS17: Here's Why Sangamo Therapeutics Lost 12% Today.NEWS18: Here's Why Sangamo Therapeutics Lost 12% Today.
2018-11-16: NEWS1: Better Buy: EXACT Sciences Corporation vs. Illumina.NEWS2: Better Buy: EXACT Sciences Corporation vs. Illumina.NEWS3: Pfizer to raise US drug prices in January after previously backing down.NEWS4: Pfizer to raise drug prices in January.NEWS5: Pfizer to raise prices on 41 drugs: report.NEWS6: Pfizer to raise prices on 41 prescription drugs next year despite pressure from Trump.NEWS7: Pfizer plans to increase U.S. drug prices in January.NEWS8: Final Trades: Virtu, JPMorgan & Pfizer.NEWS9: Health Care Sector Update for 11/16/2018: HCM, VLRX, AZN, JNJ, PFE, ABT, MRK, AMGN.NEWS10: Health Care Sector Update for 11/16/2018: HCM, VLRX, AZN, JNJ, PFE, ABT, MRK, AMGN.NEWS11: Zoetis Inc. (ZTS) Ex-Dividend Date Scheduled for November 19, 2018.NEWS12: Zoetis Inc. (ZTS) Ex-Dividend Date Scheduled for November 19, 2018.NEWS13: AstraZeneca Shows It Can Still Take Some Knocks.NEWS14: See what the IHS Markit Score report has to say about Pfizer Inc..NEWS15: [$$] Pfizer to raise prices for 41 drugs despite Trump criticism.
2018-11-19: NEWS1: Stock Market Today: Sea of Red.NEWS2: Dow, Nasdaq Clobbered as FAANG Continues to Suffer.NEWS3: Dow, Nasdaq Clobbered as FAANG Continues to Suffer.NEWS4: Pfizer (PFE) Gains As Market Dips: What You Should Know.NEWS5: Nasdaq Slides More Than 3% As These Dow Blue Chips Buck The Broad Sell-Off.NEWS6: Pfizer Shares Jump on Monday After Company Signals Higher Price Push.NEWS7: Market Close Report: NASDAQ Composite index closes at 7,028.48 down -219.39 points.NEWS8: Market Close Report: NASDAQ Composite index closes at 7,028.48 down -219.39 points.NEWS9: Pfizer to raise drug prices despite Trump’s complaints.NEWS10: Tech Selloff Could Work in Favor of Pharmaceutical Stocks.NEWS11: Pfizer's Ovarian Cancer Treatment Fails In Late-Stage Test.NEWS12: 3 Steady Healthcare Stocks to Hold During a Downturn.NEWS13: Pfizer Shares Rise Even as U.S. Lawmakers, Administration Criticize Drug Pricing.NEWS14: Pfizer, Other Pharma Stocks Should Continue to Do Well Amid Market Volatility.NEWS15: One Put, One Call Option To Know About for Pfizer.NEWS16: One Put, One Call Option To Know About for Pfizer.NEWS17: Pfizer Lifting Prices on 41 Drugs in 2019.NEWS18: Pfizer's Oncology Offerings Present Opportunity for Long-Term Stock Growth.NEWS19: Drug Pricing Resurfaces, Pfizer to Raise Cost of 41 Drugs.NEWS20: Drug Pricing Resurfaces, Pfizer to Raise Cost of 41 Drugs.NEWS21: Amgen's Blincyto Gets Positive CHMP Opinion for Line Extension.NEWS22: Amgen's Blincyto Gets Positive CHMP Opinion for Line Extension.NEWS23: Jim Cramer Reacts to Pfizer's Drug Hikes.NEWS24: Stocks - Apple Falls in Pre-market; Nissan, Renault, PG&E, JD.com Sink.NEWS25: Health Care Sector Update for 11/19/2018: SNOA, GSK, PFE, MRK, ABT, AMGN, JNJ.NEWS26: Health Care Sector Update for 11/19/2018: SNOA, GSK, PFE, MRK, ABT, AMGN, JNJ.NEWS27: Amgen's Blincyto Gets Positive CHMP Opinion for Line Extension.NEWS28: Drug Pricing Resurfaces, Pfizer to Raise Cost of 41 Drugs.NEWS29: Pfizer Stock Slides Slightly as Drug-Maker Prepares Price Increases.NEWS30: Pfizer Could Rally in the Weeks Ahead as Investors Look Beyond Today's Headline.NEWS31: The Zacks Analyst Blog Highlights: Pfizer, Cisco, Southern, SunTrust Banks and AmerisourceBergen.NEWS32: The Zacks Analyst Blog Highlights: Pfizer, Cisco, Southern, SunTrust Banks and AmerisourceBergen.NEWS33: How Is Bausch Health’s Ortho Dermatologics Performing?.NEWS34: The Zacks Analyst Blog Highlights: Pfizer, Cisco, Southern, SunTrust Banks and AmerisourceBergen.NEWS35: Merck KGaA and Pfizer say drug failed to meet primary endpoints in late-stage ovarian cancer trial.NEWS36: Merck KGaA, Darmstadt, Germany, and Pfizer Provide Update on Avelumab in Platinum-Resistant/Refractory Ovarian Cancer.NEWS37: Today's Research Reports on Trending Tickers: Facebook and Pfizer.NEWS38: Carlos Ghosn, Apple, US-China Trade, Bitcoin and Pfizer - 5 Things You Must Know.NEWS39: Merck KGaA, Pfizer: JAVELIN Ovarian 200 Trial Did Not Meet Primary Endpoints.NEWS40: Merck KGaA, Pfizer: JAVELIN Ovarian 200 Trial Did Not Meet Primary Endpoints.
2018-11-20: NEWS1: Corcept Initiates Phase III Study for Cushing's Syndrome.NEWS2: Corcept Initiates Phase III Study for Cushing's Syndrome.NEWS3: Corcept Initiates Phase III Study for Cushing's Syndrome.NEWS4: [$$] Diversis Capital Buys Controlling Stake of Tempo.NEWS5: Pfizer Stock Has Risen ~20% in 2018.NEWS6: Pfizer will raise drug prices come January.NEWS7: Health Care Sector Update for 11/20/2018: ORPN, BLRX, BSX, JNJ, PFE, ABT, MRK, AMGN.NEWS8: Health Care Sector Update for 11/20/2018: ORPN, BLRX, BSX, JNJ, PFE, ABT, MRK, AMGN.NEWS9: Pfizer's Bavencio Phase III Study for Ovarian Cancer Fails.NEWS10: Pfizer's Bavencio Phase III Study for Ovarian Cancer Fails.NEWS11: Pfizer's Bavencio Phase III Study for Ovarian Cancer Fails.NEWS12: Pfizer and 3 Other Stock Picks From a 5-Star Growth Fund.NEWS13: Pfizer (PFE) Gains As Market Dips: What You Should Know.NEWS14: Pfizer (PFE) Gains As Market Dips: What You Should Know.NEWS15: 3 Steady Healthcare Stocks to Hold During a Downturn.NEWS16: 3 Steady Healthcare Stocks to Hold During a Downturn.

Answer: Decrease