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:COST, The news for the past five days is as follows:
2019-02-13: NEWS1: Here's What to Expect from Walmart's (WMT) Q4 Earnings Results.NEWS2: Here's What to Expect from Walmart's (WMT) Q4 Earnings Results.NEWS3: Here's What to Expect from Walmart's (WMT) Q4 Earnings Results.NEWS4: How Costco Actually Makes Money.NEWS5: How Costco Actually Makes Money.NEWS6: MedMen's CEO on cannabis industry growth.NEWS7: How Costco Actually Makes Money.NEWS8: PriceSmart, Inc. (PSMT) Ex-Dividend Date Scheduled for February 14, 2019.NEWS9: PriceSmart, Inc. (PSMT) Ex-Dividend Date Scheduled for February 14, 2019.NEWS10: What Wall Street Recommends for WMT Stock ahead of Q4 Results.
2019-02-14: NEWS1: Will Target Maintain Its EPS Growth in 2019?.NEWS2: Target’s Digital Initiatives Could Help Its Sales Growth.NEWS3: Will Target Perform Better than Walmart and Costco in 2019?.
2019-02-15: NEWS1: Top Stock Reports for Alphabet, Facebook & Cisco.NEWS2: Target Corporation (TGT) Ex-Dividend Date Scheduled for February 19, 2019.NEWS3: Target Corporation (TGT) Ex-Dividend Date Scheduled for February 19, 2019.NEWS4: Target: Analysts Expect ~13% Upside in the Stock.NEWS5: New Research: Key Drivers of Growth for Costco Wholesale, Foot Locker, Cott, Ritchie Bros. Auctioneers, BlackRock Capital Investment, and MGP Ingredients — Factors of Influence, Major Initiatives and Sustained Production.
2019-02-19: NEWS1: Walmart's E-Commerce Sales Maintain Strong Momentum.NEWS2: Walmart's E-Commerce Sales Maintain Strong Momentum.NEWS3: Notable Tuesday Option Activity: HLF, COST, ASNA.NEWS4: Notable Tuesday Option Activity: HLF, COST, ASNA.NEWS5: Walmart&apos;s E-Commerce Sales Maintain Strong Momentum.NEWS6: This Walmart business is staging a remarkable rebirth.NEWS7: The Zacks Analyst Blog Highlights: Alphabet, Facebook, Cisco, Costco and S&P.NEWS8: The Zacks Analyst Blog Highlights: Alphabet, Facebook, Cisco, Costco and S&P.NEWS9: The Zacks Analyst Blog Highlights: Alphabet, Facebook, Cisco, Costco and S&P.NEWS10: Factors Likely to Decide Macy's (M) Fate in Q4 Earnings.NEWS11: Factors Likely to Decide Macy's (M) Fate in Q4 Earnings.NEWS12: Walmart Beats Estimates, Digital Sales Continue to Rise.NEWS13: Factors Likely to Decide Macy's (M) Fate in Q4 Earnings.
2019-02-20: NEWS1: Buy Target (TGT) Stock After Walmart's (WMT) Strong Holiday Quarter?.NEWS2: Buy Walmart (WMT) Stock After Blowout Holiday Quarter Earnings?.NEWS3: How to Trade Walmart Stock After Its Strong Earnings Report.NEWS4: How to Trade Walmart Stock After Its Strong Earnings Report.NEWS5: How to Trade Walmart Stock After Its Strong Earnings Report.NEWS6: DG vs. COST: Which Stock Should Value Investors Buy Now?.NEWS7: DG vs. COST: Which Stock Should Value Investors Buy Now?.NEWS8: What Drove Walmart’s Q4 2019 Sales?.NEWS9: Costco Stock Will Benefit From Its Wealthy Clientele, Low Prices.NEWS10: Costco Stock Will Benefit From Its Wealthy Clientele, Low Prices.NEWS11: Sam's Club starting to turn things around.NEWS12: What’s Behind Walmart’s Q4 2019 Earnings Beat?.NEWS13: DG vs. COST: Which Stock Should Value Investors Buy Now?.NEWS14: Will Wage, Freight Costs Hit TJX Companies (TJX) Q4 Earnings?.NEWS15: Will Wage, Freight Costs Hit TJX Companies (TJX) Q4 Earnings?.NEWS16: Will Walmart Stock Rise More on Strong Results?.NEWS17: Costco Stock Will Benefit From Its Wealthy Clientele, Low Prices.NEWS18: Will Wage, Freight Costs Hit TJX Companies (TJX) Q4 Earnings?.

Answer: Decrease