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:2018-04-23, Stock:BHP, The news for the past five days is as follows:
2018-04-16: NEWS1: Should You Sell BHP Billiton Limited (ASX:BHP) At This PE Ratio?.NEWS2: Why the Closure of CLF’s Australian Operations Could Be Positive.NEWS3: Pre-Market Most Active for Apr 16, 2018 :  BAC, CHL, BHP, QQQ, SBGL, TVIX, BT, GE, NFLX, MU, ERIC, SQQQ.NEWS4: Pre-Market Most Active for Apr 16, 2018 :  BAC, CHL, BHP, QQQ, SBGL, TVIX, BT, GE, NFLX, MU, ERIC, SQQQ.NEWS5: Why Cliffs’ Asia-Pacific Segment Could Disappoint Again in 1Q18.
2018-04-17: NEWS1: Interested In BHP Billiton plc (LON:BLT)? Here’s What Its Recent Performance Looks Like.
2018-04-18: NEWS1: BHP cuts 2018 iron ore forecast, cites rail car upload problems.NEWS2: BHP 3rd-quarter iron ore output up 8 pct, cuts forecast.NEWS3: BHP Q3 Iron Ore Production Rises; Cuts FY Iron Ore Production View.NEWS4: BHP Q3 Iron Ore Production Rises; Cuts FY Iron Ore Production View.NEWS5: How Wall Street Sees Freeport-McMoRan this Earnings Season.NEWS6: What to Watch for on Freeport-McMoRan’s 1Q18 Earnings Call.NEWS7: Freeport-McMoRan’s 1Q18 Earnings: The Word on Wall Street.NEWS8: U.K. stocks rise as disappointing inflation eases pressure on BOE to hike.NEWS9: BHP Billiton to produce nickel sulphate next year, eying cobalt on battery boom.
2018-04-19: NEWS1: Energy Sector Update for 04/19/2018: UPL,TRCH,BHP,BBL,CNXM.NEWS2: Energy Sector Update for 04/19/2018: UPL,TRCH,BHP,BBL,CNXM.NEWS3: Energy Sector Update for 04/19/2018: TRCH,BHP,CNXM.NEWS4: Energy Sector Update for 04/19/2018: TRCH,BHP,CNXM.NEWS5: BHP Trims Iron Ore Guidance—How Iron Ore Prices Could Respond.NEWS6: Why Commodity Stocks Surged on April 18—All You Need to Know.NEWS7: BHP Billiton (BHP) Lowers Iron-Ore Production View for FY18.NEWS8: BHP Billiton (BHP) Lowers Iron-Ore Production View for FY18.NEWS9: Energy Sector Update for 04/19/2018: USO, UNG, BHP, CNXM.NEWS10: Energy Sector Update for 04/19/2018: USO, UNG, BHP, CNXM.NEWS11: BHP Billiton (BHP) Lowers Iron-Ore Production View for FY18.NEWS12: Pre-Market Most Active for Apr 19, 2018 :  TSM, SHPG, NXPI, MUFG, QQQ, TVIX, AAPL, RDS/B, MU, BHP, BP, RIG.NEWS13: Pre-Market Most Active for Apr 19, 2018 :  TSM, SHPG, NXPI, MUFG, QQQ, TVIX, AAPL, RDS/B, MU, BHP, BP, RIG.NEWS14: [$$] BHP Billiton cuts iron ore production forecast.NEWS15: BHP cuts 2018 iron ore forecast, cites rail car upload problems.NEWS16: [$$] BHP Trims Iron Ore, Olympic Dam Output Forecasts.NEWS17: BHP cuts 2018 iron ore forecast, cites rail car upload problems.
2018-04-20: nan

Answer: Decrease