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:2018-05-16, Stock:COST, The news for the past five days is as follows:
2018-05-09: NEWS1: Costco Wholesale April Comparable Sales Up 10.9%.NEWS2: Costco Wholesale April Comparable Sales Up 10.9%.NEWS3: Seattle pulls in more than $4 million in first months of sugary drink tax.NEWS4: Walmart–Flipkart Megadeal Announced, Stock Falls More than 4%.NEWS5: Walmart Inc. (WMT) Ex-Dividend Date Scheduled for May 10, 2018.NEWS6: Walmart Inc. (WMT) Ex-Dividend Date Scheduled for May 10, 2018.NEWS7: Costco Wholesale Corporation (COST) Ex-Dividend Date Scheduled for May 10, 2018.NEWS8: Costco Wholesale Corporation (COST) Ex-Dividend Date Scheduled for May 10, 2018.NEWS9: Ex-Dividend Alert: Costco Wholesale Boosted its Dividend By 12%; Will Trade Ex-Dividend on May 10, 2018.
2018-05-10: NEWS1: Why Blue Apron Holding Inc Stock Sold Off Today.NEWS2: Why Blue Apron Holding Inc Stock Sold Off Today.NEWS3: Why Blue Apron Holding Inc Stock Sold Off Today.NEWS4: Walmart to Report Q1 Results: Investors’ Focus.NEWS5: Victoria&apos;s Secret Parent L Brands Stock Dives On Profit Warning, Flat Comparable Sales.NEWS6: Why Analysts Have a Positive Outlook on Costco Stock.NEWS7: Costco (COST) Continues With Stellar Comparable Sales Run.NEWS8: Costco (COST) Continues With Stellar Comparable Sales Run.NEWS9: Interesting COST Put And Call Options For June 29th.NEWS10: Interesting COST Put And Call Options For June 29th.NEWS11: Will Costco Stock Gain from Its Impressive April Sales?.NEWS12: Costco (COST) Continues With Stellar Comparable Sales Run.NEWS13: Costco: Growing Online While Stores Keep Performing.NEWS14: Costco e-commerce maintains momentum in April sales results.NEWS15: Costco e-commerce maintains momentum in April sales results.NEWS16: Costco Wholesale Corporation Reports April Sales Results.
2018-05-11: NEWS1: Costco Now Sells Its Own Razors.NEWS2: CATO Reverts to Dismal Comps Trend, Declines 6% in April.NEWS3: CATO Reverts to Dismal Comps Trend, Declines 6% in April.NEWS4: CATO Reverts to Dismal Comps Trend, Declines 6% in April.NEWS5: Why Analysts Expect Walmart’s Top Line to Improve in Q1.NEWS6: Why Walmart’s International Strategy Bodes Well for Growth.NEWS7: What Could Accelerate Walmart’s Digital Sales?.NEWS8: Costco May Plunge 11% as Growth Slows.
2018-05-14: NEWS1: PriceSmart's April Comps Rise 1.9%, Stock Down 8% in a Month.NEWS2: PriceSmart's April Comps Rise 1.9%, Stock Down 8% in a Month.NEWS3: What Analysts Are Saying about Office Depot after 1Q18.NEWS4: Target Corporation (TGT) Ex-Dividend Date Scheduled for May 15, 2018.NEWS5: Target Corporation (TGT) Ex-Dividend Date Scheduled for May 15, 2018.NEWS6: What Wall Street Recommends for Walmart Stock Before Q1 Earnings.
2018-05-15: NEWS1: Walmart Inc’s Flipkart Deal Should Be a Home Run.NEWS2: Could Target’s Profitability Improve in Fiscal 1Q18?.NEWS3: Yahoo Finance Live: Market Movers - May 15th, 2018.

Answer: Rise