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:2018-12-21, Stock:DE, The news for the past five days is as follows:
2018-12-14: NEWS1: Validea Martin Zweig Strategy Daily Upgrade Report - 12/14/2018.NEWS2: Validea Martin Zweig Strategy Daily Upgrade Report - 12/14/2018.NEWS3: Deere (DE) Gains As Market Dips: What You Should Know.NEWS4: Deere (DE) Gains As Market Dips: What You Should Know.
2018-12-17: nan
2018-12-18: NEWS1: Deere to launch Startup Collaborator program.
2018-12-19: nan
2018-12-20: NEWS1: Deere (DE) Stock Moves -0.99%: What You Should Know.NEWS2: John Deere launches new program to connect with startups.

Answer: Decrease