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:2018-06-21, Stock:BBL, The news for the past five days is as follows:
2018-06-14: NEWS1: Thai Bourse Tipped To End Losing Streak.NEWS2: Thai Bourse Tipped To End Losing Streak.NEWS3: [$$] BHP approves $2.9bn development of South Flank iron ore project.NEWS4: BHP Gives Go Ahead for $2.9 Billion Australia Iron Ore Project.NEWS5: BHP Board Approves $2.9 Bln In Capital Expenditure For South Flank Project.NEWS6: BHP Board Approves $2.9 Bln In Capital Expenditure For South Flank Project.NEWS7: U.S. energy firms chasing oil price rally stumble on old baggage.
2018-06-15: nan
2018-06-18: NEWS1: Little Movement Expected For Thai Stock Market.NEWS2: Little Movement Expected For Thai Stock Market.NEWS3: Exclusive - Anglo American wins permits to explore for copper in north Brazil.NEWS4: BHP Board Approves South Flank Project to Replace Yandi.NEWS5: Shell May Be Rediscovering Its Swagger in Texas Shale Oil Country.
2018-06-19: NEWS1: Further Damage Expected For Thai Stock Market.NEWS2: Further Damage Expected For Thai Stock Market.NEWS3: [$$] BHP Billiton to Sell Cerro Colorado Copper Mine for Up to $320 Million.NEWS4: Free Daily Technical Summary Reports on BHP Billiton and Three Other Metals & Minerals Stocks.NEWS5: BHP Finds Buyer for Chile Copper Mine After Yearlong Search.NEWS6: BHP Finds a Buyer for Smallest Copper Mine After Yearlong Search.
2018-06-20: NEWS1: Thai Bourse May Extend Wednesday's Gains.NEWS2: Thai Bourse May Extend Wednesday's Gains.NEWS3: BHP Sells Smallest Copper Mine in Chile for $320 Million.

Answer: Decrease