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:2020-07-22, Stock:BHP, The news for the past five days is as follows:
2020-07-15: NEWS1: RPT-BHP faces first step in $6.3 billion UK claim over Brazil dam failure.NEWS2: Board of Canada's Cornerstone rejects BHP-backed SolGold's offer for 2nd time.
2020-07-16: NEWS1: BHP Is Said to Rebuff Early Bids Under Plan to Quit Thermal Coal.
2020-07-17: nan
2020-07-20: nan
2020-07-21: NEWS1: U.K. stocks edge higher on EU recovery deal and vaccine hopes but AstraZeneca falls.NEWS2: BHP Reports 4% Rise in Iron Ore Production in Fiscal 2020.NEWS3: U.K. stocks climb on EU recovery deal and vaccine hopes but AstraZeneca falls.NEWS4: FOREX-EU deal and vaccine hopes keep dollar at bay.NEWS5: BHP hits record iron ore output but warns of risks from virus.

Answer: Decrease