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:2019-07-19, Stock:PFE, The news for the past five days is as follows:
2019-07-12: NEWS1: Health companies start reporting earnings next week: Here are 3 things to keep in mind.NEWS2: AstraZeneca's Imfinzi Gains Orphan Drug Status for SCLC.NEWS3: AstraZeneca's Imfinzi Gains Orphan Drug Status for SCLC.NEWS4: Dow Movers: PFE, DOW.NEWS5: Dow Movers: PFE, DOW.NEWS6: Drug Pricing Woes Linger on Repealing Drug Rebate Proposal.NEWS7: AstraZeneca's Imfinzi Gains Orphan Drug Status for SCLC.NEWS8: Pharma Stock Roundup: Pipeline & Regulatory Updates by MRK, GSK, SNY.NEWS9: Pharma Stock Roundup: Pipeline & Regulatory Updates by MRK, GSK, SNY.NEWS10: Why one top exec at this $105 billion drugmaker is 'very disappointed' with Trump.NEWS11: Health Care stocks help lead Wall Street rally.NEWS12: Health Care Sector Update for 07/12/2019: MDGS, HOOK, ILMN, JNJ, PFE, ABT, MRK, AMGN.NEWS13: Health Care Sector Update for 07/12/2019: MDGS, HOOK, ILMN, JNJ, PFE, ABT, MRK, AMGN.NEWS14: SNY or PFE: Which Is the Better Value Stock Right Now?.NEWS15: Pharma Stock Roundup: Pipeline & Regulatory Updates by MRK, GSK, SNY.
2019-07-15: NEWS1: Dow Jones Today: China, Earnings Anticipation Stall Stocks on Monday.NEWS2: Biden healthcare plan would curb drug prices, raise taxes on rich.
2019-07-16: NEWS1: Top Research Reports for Berkshire Hathaway, Pfizer & Danaher.NEWS2: Top Research Reports for Berkshire Hathaway, Pfizer & Danaher.NEWS3: Should You Pick Up Novartis (NVS) Before Q2 Earnings?.NEWS4: Pfizer (PFE) Gains As Market Dips: What You Should Know.NEWS5: Top Research Reports for Berkshire Hathaway, Pfizer & Danaher.NEWS6: Health Care Sector Update for 07/16/2019: IMRN, MLNT, JNJ, PFE, ABT, MRK, AMGN.NEWS7: Health Care Sector Update for 07/16/2019: IMRN, MLNT, JNJ, PFE, ABT, MRK, AMGN.NEWS8: How Financially Strong Is Pfizer Inc. (NYSE:PFE)?.NEWS9: The opioid drugs scandal is depressingly familiar.
2019-07-17: NEWS1: Health Care Sector Update for 07/17/2019: GHSI, IMRN, ABT, JNJ, PFE, MRK, AMGN.NEWS2: Health Care Sector Update for 07/17/2019: GHSI, IMRN, ABT, JNJ, PFE, MRK, AMGN.NEWS3: Zoetis Inc. (ZTS) Ex-Dividend Date Scheduled for July 18, 2019.NEWS4: Zoetis Inc. (ZTS) Ex-Dividend Date Scheduled for July 18, 2019.NEWS5: The Zacks Analyst Blog Highlights: Berkshire Hathaway, Pfizer, Danaher, Tesla and Cintas.NEWS6: Sarepta vs Pfizer: Which Stock Should Investors Buy?.
2019-07-18: NEWS1: Allergan Announces FDA Acceptance of Glaucoma Candidate NDA.

Answer: Decrease