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:2018-04-19, Stock:PTR, The news for the past five days is as follows:
2018-04-12: NEWS1: China Stock Market May Reclaim Support At 3,200 Points.NEWS2: China Stock Market May Reclaim Support At 3,200 Points.NEWS3: Sabine Royalty Trust (SBR) Ex-Dividend Date Scheduled for April 13, 2018.NEWS4: Sabine Royalty Trust (SBR) Ex-Dividend Date Scheduled for April 13, 2018.NEWS5: EOG Resources, Inc. (EOG) Ex-Dividend Date Scheduled for April 13, 2018.NEWS6: EOG Resources, Inc. (EOG) Ex-Dividend Date Scheduled for April 13, 2018.NEWS7: RGC Resources Inc. (RGCO) Ex-Dividend Date Scheduled for April 13, 2018.NEWS8: RGC Resources Inc. (RGCO) Ex-Dividend Date Scheduled for April 13, 2018.NEWS9: MV Oil Trust (MVO) Ex-Dividend Date Scheduled for April 13, 2018.NEWS10: MV Oil Trust (MVO) Ex-Dividend Date Scheduled for April 13, 2018.NEWS11: How Have Shell’s Moving Averages Trended Pre-1Q18 Earnings?.
2018-04-13: nan
2018-04-16: NEWS1: China Stock Market May Halt Losing Streak.NEWS2: China Stock Market May Halt Losing Streak.NEWS3: Chevron Green Lights $5.1 Billion Gorgon Expansion Project.NEWS4: Chevron Green Lights $5.1 Billion Gorgon Expansion Project.
2018-04-17: NEWS1: China Bourse May Find Traction On Wednesday.NEWS2: China Bourse May Find Traction On Wednesday.NEWS3: Is Saudi Arabia Losing Its Asian Oil Market Share?.NEWS4: Chevron’s Moving Averages ahead of Earnings.
2018-04-18: NEWS1: Viper Energy Partners LP (VNOM) Ex-Dividend Date Scheduled for April 19, 2018.NEWS2: Viper Energy Partners LP (VNOM) Ex-Dividend Date Scheduled for April 19, 2018.

Answer: Rise