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:2019-09-09, Stock:PFE, The news for the past five days is as follows:
2019-08-30: NEWS1: Mass Pig Deaths in China Cause Short Supply of U.S. Blood Thinner.NEWS2: 3 New Biotech Stocks That Keep On Soaring.NEWS3: 3 New Biotech Stocks That Keep On Soaring.
2019-09-03: NEWS1: Market Close Report: NASDAQ Composite index closes at 7,874.16 down -88.72 points.NEWS2: Market Close Report: NASDAQ Composite index closes at 7,874.16 down -88.72 points.NEWS3: Dow Movers: BA, PFE.NEWS4: Dow Movers: BA, PFE.NEWS5: Global Blood Focuses on Lead Candidate Amid Competition.NEWS6: Can Roche's Blockbuster Drug Herceptin's Sales Grow?.NEWS7: Can Roche's Blockbuster Drug Herceptin's Sales Grow?.NEWS8: Global Blood Focuses on Lead Candidate Amid Competition.
2019-09-04: NEWS1: Pfizer (PFE) Stock Sinks As Market Gains: What You Should Know.NEWS2: Why a Spanish joint venture is paying off for a Triangle company.NEWS3: Noteworthy ETF Outflows: XLV, MRK, UNH, PFE.NEWS4: Noteworthy ETF Outflows: XLV, MRK, UNH, PFE.NEWS5: Dow Movers: MCD, INTC.NEWS6: Dow Movers: MCD, INTC.NEWS7: Health Care Sector Update for 09/04/2019: OPGN, PBYI, CODX, JNJ, PFE, ABT, MRK, AMGN.NEWS8: Health Care Sector Update for 09/04/2019: OPGN, PBYI, CODX, JNJ, PFE, ABT, MRK, AMGN.
2019-09-05: NEWS1: 3 Special Situations Gurus Are Buying.NEWS2: Is the FDA Out to Get This $2.9 Billion Diabetes Drug Class?.NEWS3: Is the FDA Out to Get This $2.9 Billion Diabetes Drug Class?.NEWS4: Merck's Keytruda Combination Gets EC Nod for Kidney Cancer.NEWS5: Merck's Keytruda Combination Gets EC Nod for Kidney Cancer.NEWS6: J&J's Stelara Gets Approval in EU for Ulcerative Colitis.NEWS7: J&J's Stelara Gets Approval in EU for Ulcerative Colitis.NEWS8: J&J's Stelara Gets Approval in EU for Ulcerative Colitis.NEWS9: Health Care Sector Update for 09/05/2019: MNK, ZFGN, LVGO, JNJ, PFE, MRK, ABT, AMGN.NEWS10: Health Care Sector Update for 09/05/2019: MNK, ZFGN, LVGO, JNJ, PFE, MRK, ABT, AMGN.NEWS11: Merck's Keytruda Combination Gets EC Nod for Kidney Cancer.NEWS12: How Important Is Keytruda For Merck?.NEWS13: How Important Is Keytruda For Merck?.NEWS14: Can Biosimilars Be The Next Growth Driver For Pfizer?.NEWS15: Can Biosimilars Be The Next Growth Driver For Pfizer?.
2019-09-06: NEWS1: After Hours Most Active for Sep 6, 2019 :  GPS, AEO, PFE, F, V, BAC.NEWS2: After Hours Most Active for Sep 6, 2019 :  GPS, AEO, PFE, F, V, BAC.NEWS3: Pfizer is a Top Drugmaker: Is it the Right Time to Buy It?.NEWS4: Health Care Sector Update for 09/06/2019: NTGN, MYOV, VIVE, JNJ, PFE, ABT, MRK, AMGN.NEWS5: Health Care Sector Update for 09/06/2019: NTGN, MYOV, VIVE, JNJ, PFE, ABT, MRK, AMGN.NEWS6: UPDATE 1-Novartis joins Pfizer with FDA fast-track tag for lung cancer hopeful.

Answer: Rise