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:2020-04-15, Stock:RIO, The news for the past five days is as follows:
2020-04-07: NEWS1: Rio Tinto discloses details of the $7.6 billion taxes paid in 2019.NEWS2: GRAPHIC-Bets on potential mining defaults surge on worsening sector outlook.
2020-04-08: NEWS1: TURQUOISE HILL'S RESPONSE TO PENTWATER CIRCULAR REINFORCES NEED FOR EFFECTIVE MINORITY SHAREHOLDER REPRESENTATION ON TURQUOISE HILL BOARD (TSX:TRQ) (NYSE:TRQ).
2020-04-09: NEWS1: Avoid This Mining Stock Next Month.
2020-04-13: nan
2020-04-14: NEWS1: American Pacific Mining Signs Definitive Agreement on Madison Metals’ Interest in the Permitted Madison Copper Gold Project in Montana, under Option with Rio Tinto.

Answer: Decrease