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:2018-04-02, Stock:PTR, The news for the past five days is as follows:
2018-03-23: NEWS1: Energy Sector Update for 03/23/2018: CGG,RDS.A,RDS.B,GLOP,PTR.NEWS2: Energy Sector Update for 03/23/2018: CGG,RDS.A,RDS.B,GLOP,PTR.NEWS3: Energy Sector Update for 03/23/2018: RDS.A,RDS.B,GLOP,PTR.NEWS4: Energy Sector Update for 03/23/2018: RDS.A,RDS.B,GLOP,PTR.NEWS5: Energy Sector Update for 03/23/2018: PTR, RDS.A, GLOP.NEWS6: Energy Sector Update for 03/23/2018: PTR, RDS.A, GLOP.
2018-03-26: NEWS1: China Bourse May Stop The Bleeding On Tuesday.NEWS2: China Bourse May Stop The Bleeding On Tuesday.NEWS3: Energy Sector Update for 03/26/2018: PTR, ROSN.NEWS4: Energy Sector Update for 03/26/2018: PTR, ROSN.
2018-03-27: NEWS1: China Bourse May Head South Again On Wednesday.NEWS2: China Bourse May Head South Again On Wednesday.NEWS3: Chevron’s 50-Day Moving Average Weakens.NEWS4: Chevron’s 50-Day Moving Average Weakens.NEWS5: Shell Set to Sell Qurna 1 Oil Field to Itochu for $406M.NEWS6: Enduro Royalty Trust (NDRO) Ex-Dividend Date Scheduled for March 28, 2018.NEWS7: Enduro Royalty Trust (NDRO) Ex-Dividend Date Scheduled for March 28, 2018.NEWS8: Vermilion Energy Inc. (VET) Ex-Dividend Date Scheduled for March 28, 2018.NEWS9: Vermilion Energy Inc. (VET) Ex-Dividend Date Scheduled for March 28, 2018.NEWS10: San Juan Basin Royalty Trust (SJT) Ex-Dividend Date Scheduled for March 28, 2018.NEWS11: San Juan Basin Royalty Trust (SJT) Ex-Dividend Date Scheduled for March 28, 2018.NEWS12: Cross Timbers Royalty Trust (CRT) Ex-Dividend Date Scheduled for March 28, 2018.NEWS13: Cross Timbers Royalty Trust (CRT) Ex-Dividend Date Scheduled for March 28, 2018.NEWS14: Permian Basin Royalty Trust (PBT) Ex-Dividend Date Scheduled for March 28, 2018.NEWS15: Permian Basin Royalty Trust (PBT) Ex-Dividend Date Scheduled for March 28, 2018.NEWS16: Mesa Royalty Trust (MTR) Ex-Dividend Date Scheduled for March 28, 2018.NEWS17: Mesa Royalty Trust (MTR) Ex-Dividend Date Scheduled for March 28, 2018.NEWS18: Enerplus Corporation (ERF) Ex-Dividend Date Scheduled for March 28, 2018.NEWS19: Enerplus Corporation (ERF) Ex-Dividend Date Scheduled for March 28, 2018.NEWS20: Pioneer Natural Resources Company (PXD) Ex-Dividend Date Scheduled for March 28, 2018.NEWS21: Pioneer Natural Resources Company (PXD) Ex-Dividend Date Scheduled for March 28, 2018.
2018-03-28: NEWS1: PetroChina (PTR) Pays Big Dividend as Oil Rally Boosts Profit.NEWS2: China Bourse May Give Up Support At 3,100 Points.NEWS3: China Bourse May Give Up Support At 3,100 Points.NEWS4: The End Of The Status Quo In LNG Markets.NEWS5: Oil & Gas Stock Roundup: Shell's Iraq Sale, Apache's North Sea Find & More.NEWS6: Oil & Gas Stock Roundup: Shell's Iraq Sale, Apache's North Sea Find & More.
2018-03-29: NEWS1: China Bourse May Extend Thursday's Gains.NEWS2: China Bourse May Extend Thursday's Gains.NEWS3: ExxonMobil Stock Plunges: Where Will It Be by June 29?.NEWS4: ExxonMobil Stock Plunges: Where Will It Be by June 29?.NEWS5: Why Chevron Is Trading at a Premium.NEWS6: Why Chevron Is Trading at a Premium.NEWS7: Exclusive: Firms complain of contaminated crude from U.S. reserve.

Answer: Decrease