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:2019-09-18, Stock:BHP, The news for the past five days is as follows:
2019-09-11: NEWS1: COMT, BHP, DE, SHW: Large Inflows Detected at ETF.NEWS2: COMT, BHP, DE, SHW: Large Inflows Detected at ETF.
2019-09-12: nan
2019-09-13: NEWS1: New Strong Sell Stocks for September 13th.
2019-09-16: NEWS1: Top Stock Reports for Celgene, Sinopec & HSBC.NEWS2: BHP shares jump 6% on oil price spike.
2019-09-17: NEWS1: FOCUS-Vale misled public on dangerous dams, prompting Brazil probe -source.NEWS2: Vale misled public on dangerous dams, prompting Brazil probe: source.NEWS3: FOCUS-Vale misled public on dangerous dams, prompting Brazil probe -source.

Answer: Decrease