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:2019-08-23, Stock:COST, The news for the past five days is as follows:
2019-08-16: NEWS1: Target (TGT) Q2 Earnings is Likely to Improve Y/Y: Here's Why.NEWS2: Target (TGT) Q2 Earnings is Likely to Improve Y/Y: Here's Why.NEWS3: Is Walmart Stock A Good Buy Right Now? Here's What Earnings, Charts Say.NEWS4: Target (TGT) Q2 Earnings is Likely to Improve Y/Y: Here's Why.NEWS5: Walmart Comps & E-Commerce Growth Impress: What's Next for WMT?.NEWS6: Walmart Comps & E-Commerce Growth Impress: What's Next for WMT?.
2019-08-19: NEWS1: What's Next for Walmart Stock & A Target Earnings Preview.NEWS2: What's Next for Walmart Stock & A Target Earnings Preview.NEWS3: What's Next for Walmart Stock & A Target Earnings Preview.NEWS4: Jim Cramer: Retail Buys Must Have a Killer Online or a Bruising Offline Presence.NEWS5: What to expect as major retailers report earnings.NEWS6: Things You Need to Know Before L Brands' (LB) Q2 Earnings.NEWS7: Things You Need to Know Before L Brands' (LB) Q2 Earnings.NEWS8: Factors Setting the Tone for Foot Locker's (FL) Q2 Earnings.NEWS9: Factors Setting the Tone for Foot Locker's (FL) Q2 Earnings.NEWS10: 3 Dividend Stocks Perfect for Retirees.NEWS11: 3 Dividend Stocks Perfect for Retirees.NEWS12: Factors Setting the Tone for Foot Locker's (FL) Q2 Earnings.NEWS13: 3 Dividend Stocks Perfect for Retirees.NEWS14: Things You Need to Know Before L Brands' (LB) Q2 Earnings.NEWS15: Target Corporation (TGT) Ex-Dividend Date Scheduled for August 20, 2019.NEWS16: Target Corporation (TGT) Ex-Dividend Date Scheduled for August 20, 2019.
2019-08-20: NEWS1: Falling Yields Fuel Housing Market Demand.NEWS2: Home Depot Earnings: Is Trouble Brewing for HD?.NEWS3: Home Depot Earnings: Is Trouble Brewing for HD?.NEWS4: Will Higher Expenses Hurt Abercrombie's (ANF) Q2 Earnings?.NEWS5: Will Higher Expenses Hurt Abercrombie's (ANF) Q2 Earnings?.NEWS6: Home Depot Earnings: Is Trouble Brewing for HD?.NEWS7: Costco (COST) Stellar Comps Aiding Stock's Run on Bourses.NEWS8: Costco (COST) Stellar Comps Aiding Stock's Run on Bourses.NEWS9: Will Higher Expenses Hurt Abercrombie's (ANF) Q2 Earnings?.NEWS10: Costco (COST) Stellar Comps Aiding Stock's Run on Bourses.NEWS11: Costco Children’s Golf Classic brings in record sum, country star brings down the house.
2019-08-21: NEWS1: 3 Discount Store Stocks to Buy as Retail Sector Sees Boost.NEWS2: Costco (COST) Outpaces Stock Market Gains: What You Should Know.NEWS3: Commit To Purchase Costco Wholesale Corp At $210, Earn 3.1% Using Options.NEWS4: Commit To Purchase Costco Wholesale Corp At $210, Earn 3.1% Using Options.NEWS5: Veeva Systems (VEEV) to Report Q2 Earnings: What's in Store?.NEWS6: Veeva Systems (VEEV) to Report Q2 Earnings: What's in Store?.NEWS7: Veeva Systems (VEEV) to Report Q2 Earnings: What's in Store?.
2019-08-22: NEWS1: Seattle remains a battleground in the minimum wage debate.NEWS2: Target Stock Is Back in the Big Leagues.NEWS3: Target Stock Is Back in the Big Leagues.NEWS4: Factors Likely to Shape Five Below's (FIVE) Earnings in Q2.NEWS5: Factors Likely to Shape Five Below's (FIVE) Earnings in Q2.NEWS6: Factors Likely to Decide Tilly's (TLYS) Fate in Q2 Earnings.NEWS7: Factors Likely to Decide Tilly's (TLYS) Fate in Q2 Earnings.NEWS8: SPDR S&P 500 ETF Trust Experiences Big Outflow.NEWS9: SPDR S&P 500 ETF Trust Experiences Big Outflow.NEWS10: Target Stock Is Back in the Big Leagues.NEWS11: Factors Likely to Decide Tilly's (TLYS) Fate in Q2 Earnings.NEWS12: Factors Likely to Shape Five Below's (FIVE) Earnings in Q2.NEWS13: What's in the Offing for Veeva Systems (VEEV) in Q2 Earnings?.NEWS14: What's in the Offing for Veeva Systems (VEEV) in Q2 Earnings?.NEWS15: Are Retailers Proving Trump Right about the Economy?.NEWS16: What's in the Offing for Veeva Systems (VEEV) in Q2 Earnings?.NEWS17: Costco Is the Most ‘Woke’ Company Out There.NEWS18: 3 Discount Store Stocks to Buy as Retail Sector Sees Boost.NEWS19: 3 Discount Store Stocks to Buy as Retail Sector Sees Boost.NEWS20: Costco (COST) Outpaces Stock Market Gains: What You Should Know.NEWS21: Costco (COST) Outpaces Stock Market Gains: What You Should Know.

Answer: Decrease