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:2019-03-19, Stock:RIO, The news for the past five days is as follows:
2019-03-12: NEWS1: Mining’s Dirty Secret Won’t Survive a Changing Climate.NEWS2: Mining’s Dirty Secret Won’t Survive a Changing Climate.NEWS3: Top Ranked Income Stocks to Buy for March 11th.NEWS4: Franco-Nevada Corporation (FNV) Ex-Dividend Date Scheduled for March 13, 2019.NEWS5: Franco-Nevada Corporation (FNV) Ex-Dividend Date Scheduled for March 13, 2019.NEWS6: Nexa Resources S.A. (NEXA) Ex-Dividend Date Scheduled for March 13, 2019.NEWS7: Nexa Resources S.A. (NEXA) Ex-Dividend Date Scheduled for March 13, 2019.NEWS8: Goldcorp Inc. (GG) Ex-Dividend Date Scheduled for March 13, 2019.NEWS9: Goldcorp Inc. (GG) Ex-Dividend Date Scheduled for March 13, 2019.
2019-03-13: NEWS1: Gold Fields Limited (GFI) Ex-Dividend Date Scheduled for March 14, 2019.NEWS2: Gold Fields Limited (GFI) Ex-Dividend Date Scheduled for March 14, 2019.NEWS3: Alamos Gold Inc. (AGI) Ex-Dividend Date Scheduled for March 14, 2019.NEWS4: Alamos Gold Inc. (AGI) Ex-Dividend Date Scheduled for March 14, 2019.
2019-03-14: NEWS1: Is Britain Headed for a Soft Brexit? 5 Picks.NEWS2: Is Britain Headed for a Soft Brexit? 5 Picks.NEWS3: Is Britain Headed for a Soft Brexit? 5 Picks.
2019-03-15: NEWS1: The Zacks Analyst Blog Highlights: Rio Tinto, Smith & Nephew, Endava, AstraZeneca and British American Tobacco.NEWS2: The Zacks Analyst Blog Highlights: Rio Tinto, Smith & Nephew, Endava, AstraZeneca and British American Tobacco.NEWS3: Has Rio Tinto (RIO) Outpaced Other Basic Materials Stocks This Year?.NEWS4: Has Rio Tinto (RIO) Outpaced Other Basic Materials Stocks This Year?.NEWS5: The Zacks Analyst Blog Highlights: Rio Tinto, Smith & Nephew, Endava, AstraZeneca and British American Tobacco.NEWS6: Has Rio Tinto (RIO) Outpaced Other Basic Materials Stocks This Year?.
2019-03-18: NEWS1: Rio Tinto Must Face SEC Suit Over Coal Assets.NEWS2: U.S. judge says Rio Tinto must face SEC fraud case.NEWS3: U.S. judge says Rio Tinto must face SEC fraud case.NEWS4: U.S. judge says SEC may pursue Rio Tinto fraud case.NEWS5: Miners, banks thrust FTSE 100 to sixth day of gains.NEWS6: Rio asks shareholders to vote against emissions resolution.

Answer: Decrease