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:2020-11-20, Stock:VALE, The news for the past five days is as follows:
2020-11-13: nan
2020-11-16: nan
2020-11-17: nan
2020-11-18: NEWS1: 15 Largest Coal Companies in the World.NEWS2: Brazilian state says Vale's $4 billion dam offer is too low.NEWS3: Brazilian state says Vale's $4 bln dam offer is too low.
2020-11-19: nan

Answer: Decrease