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:2019-01-28, Stock:PFE, The news for the past five days is as follows:
2019-01-18: NEWS1: Top Stock Reports for Pfizer, Biogen & Schwab.NEWS2: Top Stock Reports for Pfizer, Biogen & Schwab.NEWS3: Top Stock Reports for Pfizer, Biogen & Schwab.NEWS4: Bulls bet on this biopharma company. Plus, the update on ....NEWS5: Pharma Stock Roundup: Regulatory Updates in Focus at PFE, BMY, RHHBY, SNY.NEWS6: Pharma Stock Roundup: Regulatory Updates in Focus at PFE, BMY, RHHBY, SNY.NEWS7: Baxter (BAX) Gains From Sharesource's Global Success Rates.NEWS8: Baxter (BAX) Gains From Sharesource's Global Success Rates.NEWS9: Dow 30 Stock Roundup: JPM & AXP Earnings Disappoint, GS & UNH Impress.NEWS10: Dow 30 Stock Roundup: JPM & AXP Earnings Disappoint, GS & UNH Impress.NEWS11: Pharma Stock Roundup: Regulatory Updates in Focus at PFE, BMY, RHHBY, SNY.NEWS12: J&J (JNJ) to Commence Pharma Q4 Earnings: What to Expect.NEWS13: J&J (JNJ) to Commence Pharma Q4 Earnings: What to Expect.NEWS14: PFE's Strong Dividend History Helps it Reach 'Top Dividend Stock of the Dow'.NEWS15: PFE's Strong Dividend History Helps it Reach 'Top Dividend Stock of the Dow'.NEWS16: Dow 30 Stock Roundup: JPM & AXP Earnings Disappoint, GS & UNH Impress.NEWS17: Baxter (BAX) Gains From Sharesource's Global Success Rates.
2019-01-22: NEWS1: All Signals Are Positive for Buying Abbott Laboratories.NEWS2: All Signals Are Positive for Buying Abbott Laboratories.NEWS3: How Pfizer’s Research Pipeline Is Set Up ahead of Its Q4 Results.NEWS4: Johnson & Johnson Releases Its 2018 Results: Revenue Up 6.7%.NEWS5: All Signals Are Positive for Buying Abbott Laboratories.NEWS6: Is Pfizer Expected to Impress the Market with Its Q4 Results?.NEWS7: Better Buy: Pfizer vs. AbbVie.NEWS8: Better Buy: Pfizer vs. AbbVie.NEWS9: What Do Analysts Recommend for Pfizer ahead of Its Q4 Results?.NEWS10: See what the IHS Markit Score report has to say about Pfizer Inc..NEWS11: Better Buy: Pfizer vs. AbbVie.NEWS12: Will AVRO Reverse Course In Run-up To February Event?.NEWS13: Will AVRO Reverse Course In Run-up To February Event?.
2019-01-23: NEWS1: Big Pharma Stocks Were Downgraded by Analysts Today.NEWS2: Healthcare ETFs Slip After Abbot Lab’s Revenue Miss, Weak Outlook.NEWS3: MTUM, MRK, PFE, MA: ETF Outflow Alert.NEWS4: MTUM, MRK, PFE, MA: ETF Outflow Alert.NEWS5: Dow Movers: MRK, IBM.NEWS6: Dow Movers: MRK, IBM.NEWS7: Merck a Top Socially Responsible Dividend Stock With 2.9% Yield (MRK).NEWS8: Merck a Top Socially Responsible Dividend Stock With 2.9% Yield (MRK).NEWS9: Pfizer, Merck drop after Wall Street downgrades on &apos;patent cliff&apos; and competition.NEWS10: Pfizer, Merck drop after Wall Street downgrades on 'patent cliff' and competition.NEWS11: Is Pfizer Expecting a Rise in Its Expenses in 2019?.
2019-01-24: NEWS1: Stocks waver again as chipmakers jump and drug companies dip.NEWS2: Moderna's Hot New mRNA Technology Has Competition.NEWS3: Moderna's Hot New mRNA Technology Has Competition.NEWS4: Cost on the rise: Congress to investigate Big Pharma.NEWS5: Stocks waver as chipmakers power tech company rally.NEWS6: Healthcare ETFs in Focus Ahead of Q4 Earnings.NEWS7: Pfizer (PFE) to Report Q4 Earnings: What's in the Cards?.NEWS8: Pfizer (PFE) to Report Q4 Earnings: What's in the Cards?.NEWS9: Skyrocketing health care costs key topic at Davos.NEWS10: Dow Movers: PFE, INTC.NEWS11: Dow Movers: PFE, INTC.NEWS12: Pfizer (PFE) to Report Q4 Earnings: What's in the Cards?.NEWS13: Healthcare ETFs in Focus Ahead of Q4 Earnings.NEWS14: Health Care Sector Update for 01/24/2019: URGN, BMY, TTNP, JNJ, PFE, MRK, ABT, AMGN.NEWS15: Health Care Sector Update for 01/24/2019: URGN, BMY, TTNP, JNJ, PFE, MRK, ABT, AMGN.NEWS16: Pfizer Falls 3%.NEWS17: [$$] The London Report: Vodafone slides after weak S Africa results.
2019-01-25: NEWS1: Pfizer (PFE) Stock Sinks As Market Gains: What You Should Know.NEWS2: After Hours Most Active for Jan 25, 2019 :  ENLK, CZR, ENLC, DHI, BAC, PFE, JD, ZNGA, KMI, INTC, FB, QQQ.NEWS3: After Hours Most Active for Jan 25, 2019 :  ENLK, CZR, ENLC, DHI, BAC, PFE, JD, ZNGA, KMI, INTC, FB, QQQ.NEWS4: 3 Big Stock Charts for Friday: Merck, Broadcom and Advanced Micro Devices.NEWS5: 3 Big Stock Charts for Friday: Merck, Broadcom and Advanced Micro Devices.NEWS6: Stocks Close Firmly Positive After Deal To End Shutdown - U.S. Commentary.NEWS7: Stocks Close Firmly Positive After Deal To End Shutdown - U.S. Commentary.NEWS8: Pharma Stock Roundup: JNJ & BMY's Q4 Earnings, Study Failures at LLY & ABBV.NEWS9: How to Trade Merck and Pfizer Pre-Earnings - Each Face Deteriorating Charts.NEWS10: Health Care Sector Update for 01/25/2019: IDXG, RMD, ABBV, JNJ, PFE, MRK, ABT, AMGN.NEWS11: Health Care Sector Update for 01/25/2019: IDXG, RMD, ABBV, JNJ, PFE, MRK, ABT, AMGN.NEWS12: 3 Big Stock Charts for Friday: Merck, Broadcom and Advanced Micro Devices.NEWS13: Boeing Is the Second-Best Dow 30 Performer.NEWS14: Asian shares rise on optimism over China-US trade talks.NEWS15: Asian shares rise after moderate gains on Wall Street.

Answer: Decrease