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:2019-03-06, Stock:WELL, The news for the past five days is as follows:
2019-02-27: nan
2019-02-28: nan
2019-03-01: NEWS1: Welltower Inc. to Present at Citi 2019 Global Property CEO Conference.NEWS2: Welltower Announces Completion of the Mandatory Conversion of its 6.50% Series I Cumulative Convertible Perpetual Preferred Stock.
2019-03-04: NEWS1: Welltower Names Ryan Rothacker Vice President of Operations, Outpatient Medical and Nicholas Rumanes Head of Development.NEWS2: Welltower Shareholders Booked A 40% Gain In The Last Year.
2019-03-05: nan

Answer: Decrease