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:2021-08-20, Stock:snap, The news for the past five days is as follows:
2021-08-13: NEWS1: Hot Alger Fund Targets Chip Stocks, Chip Gear Makers.
2021-08-16: NEWS1: Snap Dips Toward A Key Level: What Could Be Next?.NEWS2: Will Snap Be Worth More Than Facebook by 2030?.
2021-08-17: nan
2021-08-18: NEWS1: Snap Engages Users And Advertisers With Their Push Into Augmented Reality.NEWS2: Snap's Story Is Just Getting Started.NEWS3: ‘The Next Facebook Inc. (FB)’: 10 Undvervalued Internet Stocks with Huge Upside.NEWS4: Tesla, Facebook, Twitter, Howmet Aerospace, Snapchat, Pinterest: How Paul Singer's Elliott Management Adjusted Its Portfolio In Q2.NEWS5: 3 Stocks to Gain From the Unabated Popularity of Social Media.
2021-08-19: NEWS1: Snap Hires Facebook’s Konstantinos ‘KP’ Papamiltiadis as First VP of Platform Partnerships.NEWS2: Snap Hires Facebook Executive to Lead Augmented-Reality Push.

Answer: Rise