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:2019-02-13, Stock:PTR, The news for the past five days is as follows:
2019-02-06: NEWS1: SandRidge Permian Trust (PER) Ex-Dividend Date Scheduled for February 07, 2019.NEWS2: SandRidge Permian Trust (PER) Ex-Dividend Date Scheduled for February 07, 2019.NEWS3: Helmerich & Payne, Inc. (HP) Ex-Dividend Date Scheduled for February 07, 2019.NEWS4: Helmerich & Payne, Inc. (HP) Ex-Dividend Date Scheduled for February 07, 2019.NEWS5: SandRidge Mississippian Trust II (SDR) Ex-Dividend Date Scheduled for February 07, 2019.NEWS6: SandRidge Mississippian Trust II (SDR) Ex-Dividend Date Scheduled for February 07, 2019.NEWS7: SandRidge Mississippian Trust I (SDT) Ex-Dividend Date Scheduled for February 07, 2019.NEWS8: SandRidge Mississippian Trust I (SDT) Ex-Dividend Date Scheduled for February 07, 2019.
2019-02-07: NEWS1: Noble Energy Inc. (NBL) Ex-Dividend Date Scheduled for February 08, 2019.NEWS2: Noble Energy Inc. (NBL) Ex-Dividend Date Scheduled for February 08, 2019.NEWS3: Pacific Coast Oil Trust (ROYT) Ex-Dividend Date Scheduled for February 08, 2019.NEWS4: Pacific Coast Oil Trust (ROYT) Ex-Dividend Date Scheduled for February 08, 2019.
2019-02-08: NEWS1: Total Stock Fell 2% after Its Q4 Earnings.
2019-02-11: NEWS1: Analyzing Total’s Stock Price Forecast Range.
2019-02-12: nan

Answer: Rise