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:2019-05-28, Stock:PFE, The news for the past five days is as follows:
2019-05-20: NEWS1: Credit Suisse Absolutely Is Right to Double Down on Pfizer Stock.NEWS2: Credit Suisse Absolutely Is Right to Double Down on Pfizer Stock.NEWS3: Credit Suisse Absolutely Is Right to Double Down on Pfizer Stock.NEWS4: Health Care Sector Update for 05/20/2019: MDCO, QGEN, INNT, JNJ, PFE, ABT, MRK, AMGN.NEWS5: Health Care Sector Update for 05/20/2019: MDCO, QGEN, INNT, JNJ, PFE, ABT, MRK, AMGN.
2019-05-21: NEWS1: Ocular's Glaucoma Drug Study Fails to Meet Primary Endpoint.NEWS2: Merck's Keytruda Fails in Late-Stage Breast Cancer Study.NEWS3: Merck's Keytruda Fails in Late-Stage Breast Cancer Study.NEWS4: Better Buy: AbbVie vs. Pfizer.NEWS5: Better Buy: AbbVie vs. Pfizer.NEWS6: Better Buy: AbbVie vs. Pfizer.NEWS7: Merck's Keytruda Fails in Late-Stage Breast Cancer Study.
2019-05-22: NEWS1: Health Care Sector Update for 05/22/2019: OBLN, CODX, AFMD, JNJ, PFE, ABT, MRK, AMGN.NEWS2: Health Care Sector Update for 05/22/2019: OBLN, CODX, AFMD, JNJ, PFE, ABT, MRK, AMGN.NEWS3: Ocular's Glaucoma Drug Study Fails to Meet Primary Endpoint.NEWS4: Ocular's Glaucoma Drug Study Fails to Meet Primary Endpoint.
2019-05-23: NEWS1: Greenwich Capital Commercial Funding Corp., 2005-GG3 -- Moody's affirms two and downgrades one class of GCCFC 2005-GG3.NEWS2: Next level of support for Pioneer? Pfizer or J&J? The viewers #AskHalftime.NEWS3: Alphabet to Aid Pharma Giants Enhance Clinical Trial Process.NEWS4: Alphabet to Aid Pharma Giants Enhance Clinical Trial Process.NEWS5: Lilly (LLY) Launches Half-Priced Version of Humalog Insulin.NEWS6: Lilly (LLY) Launches Half-Priced Version of Humalog Insulin.NEWS7: Alphabet to Aid Pharma Giants Enhance Clinical Trial Process.NEWS8: Health Care Sector Update for 05/23/2019: NVCN, IOVA, MDT, JNJ, PFE, ABT, MRK, AMGN.NEWS9: Health Care Sector Update for 05/23/2019: NVCN, IOVA, MDT, JNJ, PFE, ABT, MRK, AMGN.NEWS10: Johnson & Johnson (JNJ) Ex-Dividend Date Scheduled for May 24, 2019.NEWS11: Johnson & Johnson (JNJ) Ex-Dividend Date Scheduled for May 24, 2019.NEWS12: Lilly (LLY) Launches Half-Priced Version of Humalog Insulin.
2019-05-24: NEWS1: Pfizer&apos;s Lyrica doesn&apos;t meet endpoint in epilepsy study.NEWS2: Pfizer Announces Top-Line Results from Phase 3 Trial of LYRICA® (pregabalin) in Primary Generalized Tonic-Clonic Seizures.NEWS3: Barrow, Hanley, Mewhinney & Strauss Trims Multiple Positions in 1st Quarter.NEWS4: 3 Stocks to Win Big in the Fight Against Cancer.NEWS5: 3 Stocks to Win Big in the Fight Against Cancer.NEWS6: 3 Stocks to Win Big in the Fight Against Cancer.

Answer: Decrease