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:2021-11-19, Stock:BP, The news for the past five days is as follows:
2021-11-12: nan
2021-11-15: NEWS1: Oil prices rise as drilling rigs increase: 'Supply has to come back to the market,' analyst says.
2021-11-16: NEWS1: Oil rally may ease as supply catches up to demand.
2021-11-17: nan
2021-11-18: nan

Answer: Decrease