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:2019-11-01, Stock:VALE, The news for the past five days is as follows:
2019-10-25: NEWS1: Brazil's Vale CEO says not yet time to resume dividends.NEWS2: Brazil's Vale CEO says not yet time to resume dividends.
2019-10-28: NEWS1: Genco CEO on how U.S.-China trade war impacts business.
2019-10-29: nan
2019-10-30: NEWS1: Brazil's miner Vale says Euronext Paris approved delisting of its ADSs.
2019-10-31: NEWS1: UPDATE 2-Massive mining waste dams could pose deadly risks, say investors.NEWS2: Mitsui CEO:Higher demand for heavy crude boosts its profit.NEWS3: Investors fear looming safety risks of mining waste dams.

Answer: Rise