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:2018-08-06, Stock:PTR, The news for the past five days is as follows:
2018-07-30: NEWS1: Losing Streak Expected To Continue For China Shares.NEWS2: Losing Streak Expected To Continue For China Shares.NEWS3: PetroChina Forecasts 1H Net Profit To More Than Double; Highest Since 2015.
2018-07-31: NEWS1: China Stocks Tipped To Open In The Green.NEWS2: China Stocks Tipped To Open In The Green.NEWS3: PetroChina Sees Huge Boost In Profit.NEWS4: Oil Hits $70 a Barrel After Three Weeks: 5 Top-Ranked Picks.NEWS5: Hess Midstream Partners LP (HESM) Ex-Dividend Date Scheduled for August 01, 2018.NEWS6: Hess Midstream Partners LP (HESM) Ex-Dividend Date Scheduled for August 01, 2018.
2018-08-01: NEWS1: China Shares May Extend Wednesday's Losses.NEWS2: China Shares May Extend Wednesday's Losses.NEWS3: Encana (ECA) Posts Q2 Loss on High Costs and Low Gas Output.NEWS4: Apple $1 trillion? Here’s the plunge that followed the first company to get there.NEWS5: Oil Hits $70 a Barrel After Three Weeks: 5 Top-Ranked Picks.NEWS6: What’s ExxonMobil’s Stock Price Forecast after Q2 2018?.
2018-08-02: NEWS1: China Stock Market May Halt Losing Streak.NEWS2: China Stock Market May Halt Losing Streak.NEWS3: Apple makes history with $1 trillion market cap, but take a look at what happened to the first company to get there.NEWS4: The first company to ever reach $1 trillion in market value was in China and got crushed.NEWS5: Notable Two Hundred Day Moving Average Cross - PTR.NEWS6: Notable Two Hundred Day Moving Average Cross - PTR.NEWS7: Concho (CXO) Q2 Earnings Beat on Price and Volume Gain.NEWS8: Williams (WMB) Beats Earnings and Revenue Estimates in Q2.NEWS9: Apple heading for a $1 trillion market cap? Take a look at what happened to the first company to get there.NEWS10: ONEOK, Inc. (OKE) Ex-Dividend Date Scheduled for August 03, 2018.NEWS11: ONEOK, Inc. (OKE) Ex-Dividend Date Scheduled for August 03, 2018.NEWS12: Kimbell Royalty Partners (KRP) Ex-Dividend Date Scheduled for August 03, 2018.NEWS13: Kimbell Royalty Partners (KRP) Ex-Dividend Date Scheduled for August 03, 2018.NEWS14: Noble Energy Inc. (NBL) Ex-Dividend Date Scheduled for August 03, 2018.NEWS15: Noble Energy Inc. (NBL) Ex-Dividend Date Scheduled for August 03, 2018.NEWS16: [$$] Apple wins race to be first trillion-dollar company.
2018-08-03: NEWS1: Enbridge Energy Management LLC (EEQ) Ex-Dividend Date Scheduled for August 06, 2018.NEWS2: Enbridge Energy Management LLC (EEQ) Ex-Dividend Date Scheduled for August 06, 2018.NEWS3: Seadrill Partners LLC (SDLP) Ex-Dividend Date Scheduled for August 06, 2018.NEWS4: Seadrill Partners LLC (SDLP) Ex-Dividend Date Scheduled for August 06, 2018.NEWS5: What’s BP Stock’s Forecast Range following Its Q2 2018 Earnings?.NEWS6: Meet the Company That Beat Apple to a $1 Trillion Market Cap.NEWS7: Asian Stocks Mixed as Traders Weigh Gains on Wall Street, Elevated Trade Tensions.

Answer: Decrease