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:2019-07-23, Stock:BHP, The news for the past five days is as follows:
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
2019-07-18: NEWS1: Mining Newcomer Bets on $1 Billion Copper Project for Growth.NEWS2: Asian markets fall on economic red flags as trade-war standoff persists.
2019-07-19: nan
2019-07-22: nan

Answer: Decrease