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:2019-05-13, Stock:COST, The news for the past five days is as follows:
2019-05-06: NEWS1: How Corporate America is prepared for Trump’s 25% tariffs on China.NEWS2: Guide to Buying a Diamond Ring at Costco (COST, TIF).NEWS3: Amazon in prime position for 1-day shipping, Apple's identity crisis, Uber's IPO on deck and white wine emoji outrage.
2019-05-07: NEWS1: Costco (COST) Dips More Than Broader Markets: What You Should Know.NEWS2: Blue Apron's Better Earnings Don't Make It a Buy.NEWS3: Blue Apron's Better Earnings Don't Make It a Buy.NEWS4: Noteworthy Tuesday Option Activity: COST, ULTA, CME.NEWS5: Noteworthy Tuesday Option Activity: COST, ULTA, CME.NEWS6: Is Costco Wholesale Corporation (NASDAQ:COST) A High Quality Stock To Own?.NEWS7: Ex-Dividend Reminder: Walmart, Costco Wholesale and Lithia Motors.NEWS8: Ex-Dividend Reminder: Walmart, Costco Wholesale and Lithia Motors.NEWS9: Nuveen's Saira Malik gives her top stock picks following Monday's dip.NEWS10: See what the IHS Markit Score report has to say about Costco Wholesale Corp..
2019-05-08: NEWS1: Costco Wholesale Corporation Reports April Sales Results.NEWS2: Here’s why investors are so freaked out about trade tensions, according to Jamie Dimon.NEWS3: Walmart Inc. (WMT) Ex-Dividend Date Scheduled for May 09, 2019.NEWS4: Walmart Inc. (WMT) Ex-Dividend Date Scheduled for May 09, 2019.NEWS5: Costco Wholesale Corporation (COST) Ex-Dividend Date Scheduled for May 09, 2019.NEWS6: Costco Wholesale Corporation (COST) Ex-Dividend Date Scheduled for May 09, 2019.NEWS7: 8 things you should always buy at BJ&apos;s.NEWS8: 8 things you should always buy at BJ's.NEWS9: Costco (COST) Dips More Than Broader Markets: What You Should Know.NEWS10: Costco (COST) Dips More Than Broader Markets: What You Should Know.
2019-05-09: NEWS1: UBS-Barclays Commercial Mortgage Trust 2013-C5 -- Moody's affirms ten and downgrades two classes of UBSBB 2013-C5.NEWS2: Costco Increases Net Sales in April by 7.3%.NEWS3: The 18 Best Consumer Staples Stocks to Invest In.NEWS4: The 18 Best Consumer Staples Stocks to Invest In.NEWS5: Costco Stock Hangs On as Market Slides. April Sales Were Strong..NEWS6: Costco Beat Walmart and Target: Will the Uptrend Hold?.NEWS7: Costco: Impressive Comparable Sales Growth in April.NEWS8: Stocks making the biggest moves premarket: Disney, Intel, Etsy, Fox Corp, Costco, Novartis & more.NEWS9: Stocks making the biggest moves premarket: Disney, Intel, Etsy, Fox Corp, Costco, Novartis & more.NEWS10: Stocks - Fox Soars in Premarket, Intel, Disney Decline, Costco Gains.NEWS11: How ASF Could Change the World's Economy.NEWS12: How ASF Could Change the World's Economy.
2019-05-10: NEWS1: Buy Walmart (WMT) Stock Ahead of Q1 Fiscal 2020 Earnings Thursday?.NEWS2: Here’s What Investors Should Pay for Costco Stock.NEWS3: 8 Retail Stocks Face Rising Risk As Trade War Escalates.

Answer: Decrease