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:2020-12-21, Stock:CSCO, The news for the past five days is as follows:
2020-12-14: nan
2020-12-15: NEWS1: Love Dividends? Here Are 3 Stocks You Might Want to Buy.NEWS2: Hackers Used Obscure Texas IT Vendor to Attack U.S. Agencies.
2020-12-16: nan
2020-12-17: NEWS1: Cisco Systems (CSCO) Gains But Lags Market: What You Should Know.NEWS2: Popular crypto exchange Coinbase files confidentially to take itself public as bitcoin price soars to record above $23,000.
2020-12-18: NEWS1: Cisco Latest Victim of Russian Cyber-Attack Using SolarWinds.NEWS2: Analyzing Cisco Systems's Unusual Options Activity.NEWS3: TIM Launching Open Caching Solution to Further Improve Video Streaming Experience Across Its Network in Brazil.

Answer: Decrease