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:2021-05-12, Stock:VALE, The news for the past five days is as follows:
2021-05-05: NEWS1: Brazil's Vale to repay $92 mln for undelivered energy, newspaper says.
2021-05-06: nan
2021-05-07: NEWS1: VALE S.A. (VALE) Outpaces Stock Market Gains: What You Should Know.
2021-05-10: nan
2021-05-11: nan

Answer: Decrease