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:2019-01-23, Stock:PTR, The news for the past five days is as follows:
2019-01-15: NEWS1: China Bourse May Add To Its Winnings.NEWS2: China Bourse May Add To Its Winnings.NEWS3: EOG Resources, Inc. (EOG) Ex-Dividend Date Scheduled for January 16, 2019.NEWS4: EOG Resources, Inc. (EOG) Ex-Dividend Date Scheduled for January 16, 2019.
2019-01-16: NEWS1: China Stock Market May Add To Its Winnings.NEWS2: China Stock Market May Add To Its Winnings.NEWS3: Where Do Analysts’ Ratings for Shell Stand ahead of Its Earnings?.
2019-01-17: NEWS1: Rebound Tipped For China Stock Market.NEWS2: Rebound Tipped For China Stock Market.NEWS3: Apache Corporation (APA) Ex-Dividend Date Scheduled for January 18, 2019.NEWS4: Apache Corporation (APA) Ex-Dividend Date Scheduled for January 18, 2019.
2019-01-18: NEWS1: Has Short Interest in ExxonMobil Risen ahead of Its Q4 2018 Earnings?.
2019-01-22: NEWS1: Losses May Accelerate For China Stock Market.NEWS2: Losses May Accelerate For China Stock Market.NEWS3: PetroChina Expects 4Q18 Profits to Fall Amid Low Oil Prices.NEWS4: Cabot Oil & Gas Corporation (COG) Ex-Dividend Date Scheduled for January 23, 2019.NEWS5: Cabot Oil & Gas Corporation (COG) Ex-Dividend Date Scheduled for January 23, 2019.NEWS6:   PetroChina Flags $1.5 Billion Writedown While Profit Doubles .

Answer: Rise