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:2018-03-12, Stock:PTR, The news for the past five days is as follows:
2018-03-05: NEWS1: China Bourse May Extend Monday's Gains.NEWS2: China Bourse May Extend Monday's Gains.
2018-03-06: NEWS1: Win Streak May Continue For China Stock Market.NEWS2: Win Streak May Continue For China Stock Market.NEWS3: Patterson-UTI Energy, Inc. (PTEN) Ex-Dividend Date Scheduled for March 07, 2018.NEWS4: Patterson-UTI Energy, Inc. (PTEN) Ex-Dividend Date Scheduled for March 07, 2018.
2018-03-07: NEWS1: China Shares May Be Stuck In Neutral On Thursday.NEWS2: China Shares May Be Stuck In Neutral On Thursday.NEWS3: What’s BP’s Stock Price Forecast?.NEWS4: Occidental Petroleum Corporation (OXY) Ex-Dividend Date Scheduled for March 08, 2018.NEWS5: Occidental Petroleum Corporation (OXY) Ex-Dividend Date Scheduled for March 08, 2018.
2018-03-08: NEWS1: Lower Open Expected For China Stock Market.NEWS2: Lower Open Expected For China Stock Market.NEWS3: Integrated Energy Losers This Week: PTR, CEO, XOM, YPF.NEWS4: Integrated Energy Losers This Week: PTR, CEO, XOM, YPF.NEWS5: Pacific Coast Oil Trust (ROYT) Ex-Dividend Date Scheduled for March 09, 2018.NEWS6: Pacific Coast Oil Trust (ROYT) Ex-Dividend Date Scheduled for March 09, 2018.NEWS7: Should You Buy PetroChina Company Limited (HKG:857) At $5.27?.
2018-03-09: NEWS1: Nabors Industries Ltd. (NBR) Ex-Dividend Date Scheduled for March 12, 2018.NEWS2: Nabors Industries Ltd. (NBR) Ex-Dividend Date Scheduled for March 12, 2018.NEWS3: Tap 5 Value Stocks Sporting Enticing EV/EBITDA Ratios.

Answer: Decrease