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:2019-08-15, Stock:PFE, The news for the past five days is as follows:
2019-08-08: NEWS1: Sarepta stock tumbles after Duchenne gene therapy complication.NEWS2: Pfizer Stock Is The Biggest Pharma — But Should You Buy It?.NEWS3: Sarepta (SRPT) Q2 Loss Widens Y/Y, Golodirsen Nears Approval.NEWS4: Sarepta (SRPT) Q2 Loss Widens Y/Y, Golodirsen Nears Approval.NEWS5: UPDATE 1-Patient in Sarepta gene therapy trial develops serious illness; shares plunge.NEWS6: Aerie (AERI) Beats on Q2 Earnings & Sales, Lowers Guidance.NEWS7: Aerie (AERI) Beats on Q2 Earnings & Sales, Lowers Guidance.NEWS8: Sarepta Stock Is Falling Because Its Lead on Pfizer May Be Shrinking.NEWS9: Sarepta (SRPT) Q2 Loss Widens Y/Y, Golodirsen Nears Approval.NEWS10: Health Care Sector Update for 08/08/2019: CVRS, CAH, PRGO, JNJ, PFE, MRK, ABT, AMGN.NEWS11: Health Care Sector Update for 08/08/2019: CVRS, CAH, PRGO, JNJ, PFE, MRK, ABT, AMGN.NEWS12: Aerie (AERI) Beats on Q2 Earnings & Sales, Lowers Guidance.NEWS13: What You'll Want to Know About Sangamo Therapeutics' Q2 Results.NEWS14: What You'll Want to Know About Sangamo Therapeutics' Q2 Results.NEWS15: ICU Medical, Inc. (ICUI) Q2 2019 Earnings Call Transcript.
2019-08-09: NEWS1: After Hours Most Active for Aug 9, 2019 :  VEON, UXIN, PFE, FIS, VRAY, AVP, CMCSA, EXC, RF, QQQ, PVTL, AKRX.NEWS2: After Hours Most Active for Aug 9, 2019 :  VEON, UXIN, PFE, FIS, VRAY, AVP, CMCSA, EXC, RF, QQQ, PVTL, AKRX.NEWS3: Why Sarepta Therapeutics Stock Tanked on Thursday.NEWS4: Why Sarepta Therapeutics Stock Tanked on Thursday.NEWS5: Pharma Stock Roundup: AGN, NVO Earnings, EU Nod to SNY & ABBV Drugs for New Patients.NEWS6: Pharma Stock Roundup: AGN, NVO Earnings, EU Nod to SNY & ABBV Drugs for New Patients.NEWS7: How to Outsmart the Machines for REIT Yields up to 11.1%.NEWS8: How to Outsmart the Machines for REIT Yields up to 11.1%.NEWS9: Pharma Stock Roundup: AGN, NVO Earnings, EU Nod to SNY & ABBV Drugs for New Patients.NEWS10: Health Care Sector Update for 08/09/2019: VRAY, NKTR, AMRN, JNJ, PFE, ABT, MRK, AMGN.NEWS11: Health Care Sector Update for 08/09/2019: VRAY, NKTR, AMRN, JNJ, PFE, ABT, MRK, AMGN.
2019-08-12: NEWS1: US Indexes Close Lower Monday With Concerns Over China.NEWS2: Dow Jones Today: Doth Thou Protest.NEWS3: Stocks - Dow Sinks as Trade Jitters, Growth Worries Slam Markets Again.NEWS4: Pfizer's stock sinks again, toward 14-month low to pace 'Dow's' losers.NEWS5: Health Care Sector Update for 08/12/2019: NVAX, SXTC, JNJ, PFE, ABT, MRK, AMGN.NEWS6: Health Care Sector Update for 08/12/2019: NVAX, SXTC, JNJ, PFE, ABT, MRK, AMGN.NEWS7: Amgen Wins Enbrel U.S. Patent Litigation Against Novartis.NEWS8: Pfizer Falls 3%.NEWS9: Merger Talk Boosts Pfizer.NEWS10: 5 Big Pharma Showdowns to Watch.NEWS11: Biopharma Tie-Ups and Quebecois Weed Woes.NEWS12: Biopharma Tie-Ups and Quebecois Weed Woes.NEWS13: Biopharma Tie-Ups and Quebecois Weed Woes.NEWS14: 52-Week Company Lows.
2019-08-13: NEWS1: Tech Leads Trade-Induced Stock Rally.NEWS2: Tech Leads Trade-Induced Stock Rally.NEWS3: After Hours Most Active for Aug 13, 2019 :  PFE, QQQ, AKRX, INTC, DOW, SQ, SLM, DISCA, HPQ, AMD, DHI, WM.NEWS4: After Hours Most Active for Aug 13, 2019 :  PFE, QQQ, AKRX, INTC, DOW, SQ, SLM, DISCA, HPQ, AMD, DHI, WM.NEWS5: Market Close Report: NASDAQ Composite Index closes above 8000; up 152.95 points at 8,016.36.NEWS6: Market Close Report: NASDAQ Composite Index closes above 8000; up 152.95 points at 8,016.36.NEWS7: Tuesday’s Vital Data: Uber, Pfizer and Roku.NEWS8: Tuesday’s Vital Data: Uber, Pfizer and Roku.NEWS9: Tuesday’s Vital Data: Uber, Pfizer and Roku.NEWS10: Dow Analyst Moves: PFE.NEWS11: Dow Analyst Moves: PFE.NEWS12: Health Care Sector Update for 08/13/2019: DCPH, DRIO, ELAN, JNJ, PFE, ABT, MRK, AMGN.NEWS13: Health Care Sector Update for 08/13/2019: DCPH, DRIO, ELAN, JNJ, PFE, ABT, MRK, AMGN.NEWS14: 3 Big Stock Charts for Tuesday: Centene, Hormel Foods and Advance Auto Parts.NEWS15: GSK's new pharma president carries Merck, Pfizer experience.NEWS16: 5 Biggest New Drugs Approved in 2019 So Far.
2019-08-14: NEWS1: After Hours Most Active for Aug 13, 2019 :  QQQ, PFE, INTC, AKRX, CLVS, AMD, CMCSA, DOW, KMI, KDP, HPQ, SQ.NEWS2: After Hours Most Active for Aug 13, 2019 :  QQQ, PFE, INTC, AKRX, CLVS, AMD, CMCSA, DOW, KMI, KDP, HPQ, SQ.NEWS3: Vaccinex (VCNX) Attains Full Enrollment in Lung Cancer Study.NEWS4: Vaccinex (VCNX) Attains Full Enrollment in Lung Cancer Study.NEWS5: Vaccinex (VCNX) Attains Full Enrollment in Lung Cancer Study.NEWS6: Deciphera's GIST Drug Succeeds in Pivotal Study, Stock Up 80%.NEWS7: Deciphera's GIST Drug Succeeds in Pivotal Study, Stock Up 80%.NEWS8: Deciphera's GIST Drug Succeeds in Pivotal Study, Stock Up 80%.NEWS9: Germany's Stada is &quot;very selective&quot; on acquisitions, CEO says.

Answer: Rise