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:2018-04-06, Stock:RIO, The news for the past five days is as follows:
2018-03-29: NEWS1: March was a Tough Month for Iron Ore Miners: What about April?.NEWS2: March was a Tough Month for Iron Ore Miners: What about April?.NEWS3: Vale Downgraded to Hold as Iron Ore Price Slump Hits Miners.NEWS4: Vale Downgraded to Hold as Iron Ore Price Slump Hits Miners.NEWS5: Could Iron Ore and Miners Fall More amid Trade War Fears?.NEWS6: Could Iron Ore and Miners Fall More amid Trade War Fears?.NEWS7: Swiss prosecutors checking if minister payments linked to Rio's Oyu Tolgoi.NEWS8: Zacks Industry Outlook Highlights: Alcoa, Century Aluminum, Rio Tinto, BHP and Glencore.NEWS9: Zacks Industry Outlook Highlights: Alcoa, Century Aluminum, Rio Tinto, BHP and Glencore.NEWS10: Zacks Industry Outlook Highlights: Alcoa, Century Aluminum, Rio Tinto, BHP and Glencore.
2018-04-02: NEWS1: Why Copper Has Been Losing Its Sheen This Year.NEWS2: Why Copper Has Been Losing Its Sheen This Year.NEWS3: How Analysts View Copper Miners amid Sagging Commodity Prices.NEWS4: How Analysts View Copper Miners amid Sagging Commodity Prices.NEWS5: China’s Credit Growth Slows Down: What It Means for Iron Ore.NEWS6: China’s Credit Growth Slows Down: What It Means for Iron Ore.NEWS7: China’s Auto Sales: Growth Remains Lackluster.NEWS8: China’s Auto Sales: Growth Remains Lackluster.NEWS9: Why Rising Steel Inventory Doesn’t Bode Well for China’s Steel.NEWS10: Why Rising Steel Inventory Doesn’t Bode Well for China’s Steel.
2018-04-03: NEWS1: How Are Analysts Rating Freeport amid Trade War Fears?.NEWS2: How Are Analysts Rating Freeport amid Trade War Fears?.NEWS3: Copper Inventory Games: Not This Time Please!.NEWS4: Copper Inventory Games: Not This Time Please!.NEWS5: [$$] Mongolia mining corruption probe snares former PM.NEWS6: [$$] Mongolia mining corruption probe snares former PM.
2018-04-04: NEWS1: 5 Companies Taking The Lithium Industry By Storm.NEWS2: Seaborne Iron Ore Prices Fall Again: Impact on Cleveland-Cliffs.NEWS3: How Analysts Rate Teck Resources in 2018.NEWS4: Royal Gold, Inc. (RGLD) Ex-Dividend Date Scheduled for April 05, 2018.NEWS5: Royal Gold, Inc. (RGLD) Ex-Dividend Date Scheduled for April 05, 2018.NEWS6: Wheaton Precious Metals Corp. (WPM) Ex-Dividend Date Scheduled for April 05, 2018.NEWS7: Wheaton Precious Metals Corp. (WPM) Ex-Dividend Date Scheduled for April 05, 2018.NEWS8: [$$] Metals and mining shares hit by escalating US-China trade spat.NEWS9: How Much Upside Do Analysts See in Glencore as Base Metals Fall?.
2018-04-05: NEWS1: China’s Steel Demand Indicators Reflect Slowing Demand.NEWS2: Cliffs, China’s Iron Ore Demand, and Rising Steel Inventories.NEWS3: Analysts Weigh In on First Quantum amid Large Zambian Tax Demand.

Answer: Decrease