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:2019-02-12, Stock:COST, The news for the past five days is as follows:
2019-02-05: NEWS1: Costco (COST) Gains But Lags Market: What You Should Know.NEWS2: Costco's 'cheesy' spin on the traditional wedding cake.NEWS3: Ex-Dividend Reminder: GasLog Partners, Costco Wholesale and Nexstar Media Group.NEWS4: Ex-Dividend Reminder: GasLog Partners, Costco Wholesale and Nexstar Media Group.
2019-02-06: NEWS1: A Costco Video Streaming Service Could Be a Big Mistake.NEWS2: Costco January sales rise 8%.NEWS3: Costco Wholesale January Comparable Sales Up 5.2%.NEWS4: Costco Wholesale January Comparable Sales Up 5.2%.NEWS5: Costco Wholesale Corporation Reports January Sales Results.NEWS6: Amazon Stock Could Be Hurt by an Emerging Trend.NEWS7: These Stocks Are Amazon&apos;s Biggest Competitors.NEWS8: 7 Recession-Proof Stocks to Buy as the Boom Ends.NEWS9: 7 Recession-Proof Stocks to Buy as the Boom Ends.NEWS10: 7 Stocks Fueled By Fast Revenue Growth.NEWS11: Stocks Moving After Hours: Chipotle, Match, GoPro, Costco.NEWS12: Costco Wholesale Corporation (COST) Ex-Dividend Date Scheduled for February 07, 2019.NEWS13: Costco Wholesale Corporation (COST) Ex-Dividend Date Scheduled for February 07, 2019.NEWS14: Costco (COST) Gains But Lags Market: What You Should Know.NEWS15: Costco (COST) Gains But Lags Market: What You Should Know.
2019-02-07: NEWS1: 6 Things You Can Get at Costco Without a Membership.NEWS2: Costco Increases Net Sales in January.NEWS3: Costco Stock Is Slipping on Disappointing January Sales.NEWS4: Factors You Must Note Ahead of Fossil's (FOSL) Q4 Earnings.NEWS5: Factors You Must Note Ahead of Fossil's (FOSL) Q4 Earnings.NEWS6: Factors You Must Note Ahead of Fossil's (FOSL) Q4 Earnings.NEWS7: Costco Sustains Momentum in January, but Growth Slows.NEWS8: Is Costco Wholesale Corporation’s (NASDAQ:COST) 21% ROCE Any Good?.NEWS9: Amazon Stock Could Be Hurt by an Emerging Trend.NEWS10: Amazon Stock Could Be Hurt by an Emerging Trend.NEWS11: A Costco Video Streaming Service Could Be a Big Mistake.NEWS12: A Costco Video Streaming Service Could Be a Big Mistake.
2019-02-08: NEWS1: Buckle (BKE) Showcases Soft Comps Performance in January.NEWS2: See what the IHS Markit Score report has to say about Costco Wholesale Corp..NEWS3: Why a Big Investment Manager Bought Up Microsoft, IBM, and Nvidia Stock.
2019-02-11: NEWS1: L Brands (LB) Reports January Sales, Comps Lose Momentum.NEWS2: L Brands (LB) Reports January Sales, Comps Lose Momentum.NEWS3: Costco (COST) Outpaces Stock Market Gains: What You Should Know.NEWS4: L Brands (LB) Reports January Sales, Comps Lose Momentum.NEWS5: Walmart’s Q4 Sales to Grow at a Slower Rate.NEWS6: What’s Ahead for Walmart Stock?.NEWS7: Costco's January Comps Growth Decelerates: Should You Worry?.NEWS8: Costco's January Comps Growth Decelerates: Should You Worry?.NEWS9: Goldman Sachs pulls plug on 2-year-old, market-beating recommendation.NEWS10: Costco's January Comps Growth Decelerates: Should You Worry?.NEWS11: Buckle (BKE) Showcases Soft Comps Performance in January.NEWS12: Buckle (BKE) Showcases Soft Comps Performance in January.

Answer: Rise