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:2019-07-18, Stock:BHP, The news for the past five days is as follows:
2019-07-11: nan
2019-07-12: NEWS1: Oil outlook amid Gulf of Mexico storm, Iran tensions.NEWS2: 5 ETFs & Stocks Riding High on Oil Rebound.NEWS3: China’s Iron Ore Imports Drop, Will Prices Stay Elevated?.NEWS4: 6 Large-Cap Dividend Stocks to Lend Stability to Your Portfolio.NEWS5: London markets gain as Fed rate cut optimism boosts global stocks.
2019-07-15: NEWS1: Estimating The Fair Value Of BHP Group (ASX:BHP).
2019-07-16: NEWS1: The Zacks Analyst Blog Highlights: JP Morgan, UnitedHealth, Lockheed Martin and BHP Billiton.NEWS2: The Zacks Analyst Blog Highlights: JP Morgan, UnitedHealth, Lockheed Martin and BHP Billiton.NEWS3: The Zacks Analyst Blog Highlights: JP Morgan, UnitedHealth, Lockheed Martin and BHP Billiton.
2019-07-17: nan

Answer: Decrease