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:2018-11-14, Stock:RIO, The news for the past five days is as follows:
2018-11-07: NEWS1: Anglo Finds Returns Outweigh Risks as Miner Renews Africa Focus.NEWS2: Asian Shares Mixed As Investors Digest US Election Results.NEWS3: Asian Shares Mixed As Investors Digest US Election Results.
2018-11-08: nan
2018-11-09: NEWS1: [$$] Gupta claims financing for Rio Tinto smelter deal.NEWS2: Sanjeev Gupta's Liberty gets financing for Dunkirk aluminium smelter.NEWS3: Asian Shares Fall After Fed Policy Statement.NEWS4: Asian Shares Fall After Fed Policy Statement.
2018-11-12: NEWS1: Asian Markets Fall After Wall Street Sell-off.NEWS2: Asian Markets Fall After Wall Street Sell-off.NEWS3: Australian Market Notably Lower.NEWS4: Australian Market Notably Lower.NEWS5: What’s Driving Iron Ore Prices despite Weakness Everywhere Else?.NEWS6: Europe markets turn lower on tech sell-off; oil prices rise.NEWS7: Europe markets higher as oil prices rise; Telecom Italia up 5%.NEWS8: [$$] Asia stocks flat, pound falls on Brexit worries.
2018-11-13: NEWS1: Asian Markets Mostly Lower.NEWS2: Asian Markets Mostly Lower.NEWS3: Australian Market Extends Losses.NEWS4: Australian Market Extends Losses.NEWS5: Why Iron Ore Stocks Could Struggle to Hold Ground.

Answer: Decrease