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:2018-06-07, Stock:RIO, The news for the past five days is as follows:
2018-05-31: NEWS1: Iron Ore Inventories Stay Near Record Highs: Could Prices Cave?.NEWS2: Iron Ore Exports Remain Firm in April, Impacting Prices.NEWS3: Could US-China Trade War Fears Dictate Iron Ore Prices?.
2018-06-01: NEWS1: What does Rio Tinto plc’s (LON:RIO) Balance Sheet Tell Us About Its Future?.
2018-06-04: NEWS1: SRC Energy and Three Additional Stocks Under Scanner in the Metals & Minerals Space.
2018-06-05: NEWS1: Newmont Mining Corporation (NEM) Ex-Dividend Date Scheduled for June 06, 2018.NEWS2: Newmont Mining Corporation (NEM) Ex-Dividend Date Scheduled for June 06, 2018.NEWS3: Giant Waste-Spewing Mine Turns Into a Battleground in Indonesia.
2018-06-06: NEWS1: 3 Dividend Stocks to Fund Your Nest Egg.NEWS2: 3 Dividend Stocks to Fund Your Nest Egg.NEWS3: 3 Dividend Stocks to Fund Your Nest Egg.NEWS4: Three Industries Already Using Self-Driving Vehicles.NEWS5: Silvercorp Metals Inc. (SVM) Ex-Dividend Date Scheduled for June 07, 2018.NEWS6: Silvercorp Metals Inc. (SVM) Ex-Dividend Date Scheduled for June 07, 2018.NEWS7: Apple, Partners Look to Clean Up Supply Chain.NEWS8: Is Rio Tinto Limited (ASX:RIO) A Financially Sound Company?.

Answer: Decrease