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:2019-02-21, Stock:TSM, The news for the past five days is as follows:
2019-02-13: NEWS1: Silicon Motion Technology Corporation (SIMO) Ex-Dividend Date Scheduled for February 14, 2019.NEWS2: Silicon Motion Technology Corporation (SIMO) Ex-Dividend Date Scheduled for February 14, 2019.NEWS3: AMD’s Data Center Business Is Set to Take Market Share from Intel.
2019-02-14: nan
2019-02-15: NEWS1: Semiconductor ETF Experiences Big Inflow.NEWS2: Semiconductor ETF Experiences Big Inflow.NEWS3: Pre-Market Most Active for Feb 15, 2019 :  TAK, CGC, NVDA, CZR, CRON, ACB, SQQQ, AMD, QQQ, RDS/B, APHA, TSM.NEWS4: Pre-Market Most Active for Feb 15, 2019 :  TAK, CGC, NVDA, CZR, CRON, ACB, SQQQ, AMD, QQQ, RDS/B, APHA, TSM.
2019-02-19: NEWS1: Can Taiwan Semiconductor Find Life Beyond Smartphones?.NEWS2: Applied Materials, Inc. (AMAT) Ex-Dividend Date Scheduled for February 20, 2019.NEWS3: Applied Materials, Inc. (AMAT) Ex-Dividend Date Scheduled for February 20, 2019.NEWS4: Microchip Technology Incorporated (MCHP) Ex-Dividend Date Scheduled for February 20, 2019.NEWS5: Microchip Technology Incorporated (MCHP) Ex-Dividend Date Scheduled for February 20, 2019.
2019-02-20: NEWS1: 3 Winners from Samsung&apos;s Galaxy S10 Launch Event.NEWS2: Bullish Two Hundred Day Moving Average Cross - TSM.NEWS3: Bullish Two Hundred Day Moving Average Cross - TSM.NEWS4: Why Qualcomm's Newest 5G Chip Is a Big Deal.NEWS5: Why Qualcomm's Newest 5G Chip Is a Big Deal.

Answer: Decrease