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:2021-11-04, Stock:PTR, The news for the past five days is as follows:
2021-10-28: NEWS1: PetroChina Recorded Net Profit Over RMB75 Billion in the First Three Quarters of 2021, an Increase of 646.3% YoY.NEWS2: The Zacks Analyst Blog Highlights: JPMorgan, Shopify, PetroChina, Union Pacific, and Moderna.
2021-10-29: NEWS1: PetroChina (PTR) Could Find Support Soon, Here's Why You Should Buy the Stock Now.
2021-11-01: nan
2021-11-02: nan
2021-11-03: nan

Answer: Decrease