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:2019-12-09, Stock:VALE, The news for the past five days is as follows:
2019-12-02: NEWS1: Brazil's Vale says two board members resign.NEWS2: Steel Companies Jump After Trump Hits Brazil and Argentina with Tariffs.
2019-12-03: NEWS1: Bad news, Good News For Dry Bulk Shipping.NEWS2: Vale to Lower Output at Brucutu for 2 Months, Cuts Q1 Guidance.
2019-12-04: NEWS1: Buying Iron Ore Is Getting More Like Shopping on Amazon.NEWS2: UPDATE 1-Vale to exit New Caledonia, eyes Indonesia to boost nickel output.
2019-12-05: NEWS1: Hedge Funds Are Warming Up To Vale SA (VALE).
2019-12-06: NEWS1: New mining waste dam rules should not be retroactive, says review chief.

Answer: Decrease