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:2021-06-15, Stock:PTR, The news for the past five days is as follows:
2021-06-08: NEWS1: The Zacks Analyst Blog Highlights: PetroChina, Petroleo Brasileiro and Suncor Energy.NEWS2: Exclusive: China tells PetroChina to stop trading off oil quotas with teapots.
2021-06-09: NEWS1: Top Research Reports for Intel, NextEra Energy & PetroChina.
2021-06-10: NEWS1: The Zacks Analyst Blog Highlights: Intel, NextEra Energy, PetroChina, Illumina and Biogen.
2021-06-11: NEWS1: Occidental (OXY) to Divest Assets Worth $508M, Reduce Debt.
2021-06-14: nan

Answer: Rise