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:2019-12-17, Stock:WELL, The news for the past five days is as follows:
2019-12-10: NEWS1: Welltower Announces Inaugural Green Bond Issuance.
2019-12-11: nan
2019-12-12: NEWS1: The 10 Best REITs to Buy for 2020.
2019-12-13: nan
2019-12-16: nan

Answer: Decrease