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:2020-05-18, Stock:snap, The news for the past five days is as follows:
2020-05-11: nan
2020-05-12: NEWS1: Snap's Yellow accelerator debuts its third batch of investments.
2020-05-13: NEWS1: Why Snap Stock Fell Today.NEWS2: Facebook launches Avatars, its Bitmoji competitor, in the US.NEWS3: Trump Embraces Snapchat as Battle for 2020 Youth Vote Heats Up.NEWS4: 3 Top Tech Stocks to Buy in May.
2020-05-14: NEWS1: Snap Hires YouTube Alum Francis Roberts as Senior Talent Manager.NEWS2: In the age of social distancing, the LA Rams turn to Snap and Madden to unveil new uniforms.
2020-05-15: NEWS1: P/E Ratio Insights for Snap.

Answer: Rise