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:2019-10-15, Stock:PFE, The news for the past five days is as follows:
2019-10-08: NEWS1: Pfizer (PFE) Stock Moves -1.1%: What You Should Know.NEWS2: Were Hedge Funds Right About Souring on Pfizer?.NEWS3: 5 Underperforming Guru Stocks.NEWS4: Is Pfizer (NYSE:PFE) A Risky Investment?.NEWS5: REFILE-UPDATE 1-Humira, Rituxan top list of U.S. drugs with biggest price increases -report.NEWS6: REFILE-Humira, Rituxan top list of U.S. costliest drug price increases -report.
2019-10-09: NEWS1: Clovis (CLVS) Shares Drop on Goldman Sachs' Bearish Outlook.NEWS2: Biotech Stock Roundup: GILD's Descovy Label Expansion Gets FDA Nod & Other Updates.NEWS3: Nektar's Shares Drop on Rating Downgrade by Goldman Sachs.
2019-10-10: NEWS1: J&J (JNJ) to Start Q3 Earnings Season for Pharma Sector.
2019-10-11: NEWS1: Startup with eye on fatty liver disease NASH lays out $70M IPO plan.NEWS2: Pharma Stock Roundup: NVS' New Eye Drug Gets FDA Nod, NVO, GSK, PFE Sign Deals.NEWS3: Trader Toolkit: Cash Flow.
2019-10-14: NEWS1: Pfizer (PFE) Gains As Market Dips: What You Should Know.NEWS2: Johnson and Johnson Stock Still Significantly Undervalued.NEWS3: The Zacks Analyst Blog Highlights: Novartis, J&J, Pfizer, Novo Nordisk and Glaxo.NEWS4: Lilly Gets FDA Approval for New Oral Tablets for Migraine.NEWS5: Why cell therapies are cancer's next frontier.NEWS6: Market Morning: Economists Say Spend More, Viagra For Leukemia, Aerospace Mergers.NEWS7: ImaginAb signs multi-party collaboration agreement with three global pharmaceutical companies to help further develop company's CD8 ImmunoPET technology.

Answer: Rise