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:2019-06-26, Stock:RIO, The news for the past five days is as follows:
2019-06-19: NEWS1: Are You Looking for a Top Momentum Pick? Why Rio Tinto (RIO) is a Great Choice.NEWS2: Are You Looking for a Top Momentum Pick? Why Rio Tinto (RIO) is a Great Choice.NEWS3: Rio Tinto’s Production Cut Could Propel Iron Ore Prices.NEWS4: Are You Looking for a Top Momentum Pick? Why Rio Tinto (RIO) is a Great Choice.NEWS5: Investors Whipsawed as Iron Ore’s Dramatic Year Continues.NEWS6: Pre-Market Most Active for Jun 19, 2019 :  MLNT, MGI, VALE, AXTA, CALA, RIO, AMD, NOK, CLF, CHWY, BYND, FB.NEWS7: Pre-Market Most Active for Jun 19, 2019 :  MLNT, MGI, VALE, AXTA, CALA, RIO, AMD, NOK, CLF, CHWY, BYND, FB.NEWS8: ASX Inched Closer to New High, KOSPI and Singapore Gained Big.NEWS9: Rio Tinto cuts production guidance for most important commodity.
2019-06-20: NEWS1: Rio Tinto's Autonomous Trains Can't Work In North America...Yet.NEWS2: RPT-COLUMN-Australian resource companies are becoming renewable energy believers: Russell.NEWS3: Rio Tinto Renews Work on Giant Guinea Iron Ore Deposit.NEWS4: COLUMN-Australian resource companies are becoming renewable energy believers: Russell.
2019-06-21: NEWS1: Rio Tinto poaches Morgan Stanley analyst as new IR head.NEWS2: The Winners and Losers From Surging Iron Ore Prices.
2019-06-24: NEWS1: ASX Recovers, KOSPI Is Flat, and Singapore Index Retreats.
2019-06-25: NEWS1: Top Ranked Income Stocks to Buy for June 25th.NEWS2: Top Ranked Income Stocks to Buy for June 25th.NEWS3: Gold Price Hits Highest in Nearly Six Years: 5 Top Picks.NEWS4: Gold Price Hits Highest in Nearly Six Years: 5 Top Picks.NEWS5: Top Ranked Income Stocks to Buy for June 25th.NEWS6: How the NZ50, ASX, Singapore, and KOSPI Indexes Fared Today.NEWS7: How NZ50, ASX, Singapore, KOSPI Indexes Fared Today.NEWS8: Gold Price Hits Highest in Nearly Six Years: 5 Top Picks.NEWS9: London markets down as Boris Johnson campaign struggles.NEWS10: European markets down as G-20 preparations begin.NEWS11: Walmart Is Now Ethical Enough for Norway’s $1 Trillion Wealth Fund.NEWS12: UPDATE 2-Norway wealth fund allowed to invest again in Walmart, Rio Tinto, others.NEWS13: Norway’s wealth fund lifts restrictions on some multinationals.NEWS14: Norway wealth fund allowed to invest again in Walmart, Rio Tinto, others.NEWS15: Supply squeeze in iron ore catches miners on the hop.

Answer: Rise