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:2019-11-07, Stock:VALE, The news for the past five days is as follows:
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.
2019-11-01: NEWS1: UPDATE 2-Vale to open shuttered Alegria mine, starting to restore lost output.NEWS2: Brazil's Vale to resume operations at Alegria mine - filing.
2019-11-04: nan
2019-11-05: NEWS1: CORRECTED-Brazil's Samarco to resume $4 bln debt restructuring talks - sources.
2019-11-06: NEWS1: Brazil court says could annul Vale acquisition of Ferrous Resources.

Answer: Rise