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:2018-02-07, Stock:BHP, The news for the past five days is as follows:
2018-01-31: NEWS1: BHP Said Seeking to Accelerate U.S. Shale Unit Sale.NEWS2: China’s Auto Market Expected to Grow 3% in 2018: Impact on Iron Ore.NEWS3: Iron Ore: China’s Property Market Shows Signs of Weakness.NEWS4: Cliffs Expects Some Cost Inflation in US Iron Ore Division.NEWS5: Do China’s Steel Prices Have More Room to Benefit Iron Ore Prices?.NEWS6: What Prompted Cliffs to Speed Up Closure of Australian Operations?.
2018-02-01: NEWS1: Stocks With Rising Relative Price Strength: Southern Copper.NEWS2: Stocks With Rising Relative Price Strength: Southern Copper.NEWS3: Iron Ore and China’s Industrial Production and Asset Investment.NEWS4: Pre-Market Most Active for Feb 1, 2018 :  NOK, BABA, FB, PYPL, T, EBAY, TVIX, BBD, QQQ, MSFT, BHP, CHK.NEWS5: Pre-Market Most Active for Feb 1, 2018 :  NOK, BABA, FB, PYPL, T, EBAY, TVIX, BBD, QQQ, MSFT, BHP, CHK.NEWS6: Will China’s Credit Growth Crackdown Mean Weakness in Iron Ore?.NEWS7: What Does The 'Smart Money' Think Of Copper Now?.
2018-02-02: NEWS1: Rebel Union Push Snarls Relations at World's Biggest Copper Mine.NEWS2: Should BHP Billiton Limited (ASX:BHP) Be Part Of Your Dividend Portfolio?.
2018-02-05: NEWS1: Is BHP Billiton plc’s (LON:BLT) PE Ratio A Signal To Sell For Investors?.NEWS2: BHP Urged to Review Its Dual HQ Structure.NEWS3: Elliott Management Urges BHP To Immediately Review Dual Structure.NEWS4: Elliott Management Urges BHP To Immediately Review Dual Structure.
2018-02-06: nan

Answer: Decrease