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:2019-04-22, Stock:COST, The news for the past five days is as follows:
2019-04-12: NEWS1: 7 Recession-Proof Stocks to Buy as the Boom Ends.NEWS2: 7 Recession-Proof Stocks to Buy as the Boom Ends.NEWS3: Disney Stock Surges as Streaming Service is Launched.NEWS4: Wells Fargo Commercial Mortgage Trust 2016-C37 -- Moody's affirms eight classes of WFCM 2016-C37.NEWS5: Costco Might Be Close to Announcing a Special Dividend.NEWS6: Costco (COST) Stock Moves -1.77%: What You Should Know.NEWS7: Costco (COST) Stock Moves -1.77%: What You Should Know.
2019-04-15: NEWS1: How the Disney-Netflix streaming war will create collateral damage.NEWS2: TQQQ, COST, CHTR, ISRG: ETF Outflow Alert.NEWS3: TQQQ, COST, CHTR, ISRG: ETF Outflow Alert.NEWS4: Costco shoppers are snapping up more clothes and home goods.
2019-04-16: NEWS1: We compared grocery prices at Costco and Boxed— here's which store will save you more money.NEWS2: Best Buy (BBY) on a Roll: Should You Buy the Stock Right Away?.NEWS3: Best Buy (BBY) on a Roll: Should You Buy the Stock Right Away?.NEWS4: Office Depot (ODP) Down More Than 20% in a Month: Here's Why.NEWS5: Office Depot (ODP) Down More Than 20% in a Month: Here's Why.NEWS6: Office Depot (ODP) Down More Than 20% in a Month: Here's Why.NEWS7: Best Buy (BBY) on a Roll: Should You Buy the Stock Right Away?.NEWS8: AXP Earnings Look Key for American Express Stock.
2019-04-17: NEWS1: Costco (COST) Gains As Market Dips: What You Should Know.NEWS2: What's in Store for BIG, DLTR, DG & COST This Earnings Season?.NEWS3: What's in Store for BIG, DLTR, DG & COST This Earnings Season?.NEWS4: Costco Stock’s Big Rally Should Continue, Analyst Says.NEWS5: 3 Reasons Growth Investors Will Love Costco (COST).NEWS6: 3 Reasons Growth Investors Will Love Costco (COST).NEWS7: What's in Store for BIG, DLTR, DG & COST This Earnings Season?.NEWS8: 3 Reasons Growth Investors Will Love Costco (COST).
2019-04-18: NEWS1: Will Target Stock Continue to Grow?.NEWS2: What’s Driving Target’s Impressive Stock Performance in 2019?.NEWS3: Kidbox Could Boost Revenue, but It Can’t Bolster Walmart Stock.NEWS4: Costco (COST) Gains As Market Dips: What You Should Know.NEWS5: Costco (COST) Gains As Market Dips: What You Should Know.

Answer: Decrease