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:2021-12-15, Stock:CAT, The news for the past five days is as follows:
2021-12-08: NEWS1: Industrial real estate giant buys Triad property for $23.4 million.NEWS2: Bill Gates is using these dividend stocks to generate a giant inflation-fighting income stream ⁠— you might want to do the same.NEWS3: Caterpillar Inc. Maintains Dividend.
2021-12-09: NEWS1: Caterpillar (CAT) to Gain on Robust Backlog Amid Cost Woes.NEWS2: The Zacks Analyst Blog Highlights: Netflix, Salesforce, Novo Nordisk, Caterpillar and ConocoPhillips.
2021-12-10: NEWS1: Franklin Strategic Real Return Fund Buys Walgreens Boots Alliance Inc, Caterpillar Inc, ....NEWS2: Husco plans to double revenue, but Trump tariffs engender plant expansion outside U.S.: CEO Ramirez.NEWS3: 11 Best Manufacturing Stocks to Invest In.
2021-12-13: NEWS1: Caterpillar (CAT) Dips More Than Broader Markets: What You Should Know.NEWS2: Ohio National Fund Inc Buys Procter & Gamble Co, Booking Holdings Inc, NVIDIA Corp, Sells ....NEWS3: Invesco V.I. Main Street Fund Buys Salesforce. ....NEWS4: Invesco V.I. Capital Appreciation Fund Buys Atlassian Corporation PLC, Apple Inc, Datadog Inc, ....NEWS5: Deutsche Dws Variable Series I Buys Hilton Worldwide Holdings Inc, Apollo Global Management ....
2021-12-14: NEWS1: Eos Energy Enterprises Appoints New Chief Financial Officer.NEWS2: Caterpillar, BNSF and Chevron Agree to Pursue Hydrogen Locomotive Demonstration.NEWS3: Deutsche Dws Investment Trust Buys Hilton Worldwide Holdings Inc, Apollo Global Management Inc, ....

Answer: Rise