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:2018-08-28, Stock:CVX, The news for the past five days is as follows:
2018-08-21: NEWS1: YieldBoost Chevron Corporation To 6.1% Using Options.NEWS2: YieldBoost Chevron Corporation To 6.1% Using Options.NEWS3: HollyFrontier Corporation (HFC) Ex-Dividend Date Scheduled for August 22, 2018.NEWS4: HollyFrontier Corporation (HFC) Ex-Dividend Date Scheduled for August 22, 2018.
2018-08-22: NEWS1: Fed Minutes, Retail Earnings In Focus As Tech Stocks Lead Mixed Session.NEWS2: Which Institutions Bought BP Stock in the Second Quarter?.
2018-08-23: NEWS1: How Chevron’s Earnings Mix Has Changed.NEWS2: U.S. Oil Prices Rise As EIA Confirms Large Inventory Draw.NEWS3: How Is Chevron’s Downstream Segment Positioned?.NEWS4: South African watchdog approves Glencore's bid for Chevron assets.NEWS5: South African watchdog approves Glencore's bid for Chevron assets.
2018-08-24: NEWS1: Energy Sector Update for 08/24/2018: BHGE, XOM, CVX, RDS.A, RDS.B, BP, E, COP, TOT, PBR, PBR.A, EC, SLB, HAL, NOV, SPN.NEWS2: Energy Sector Update for 08/24/2018: BHGE, XOM, CVX, RDS.A, RDS.B, BP, E, COP, TOT, PBR, PBR.A, EC, SLB, HAL, NOV, SPN.NEWS3: Dow Movers: WMT, DWDP.NEWS4: Dow Movers: WMT, DWDP.NEWS5: 4 Dow Titans Ready to Topple Over At Any Moment.NEWS6: 3 Energy Stocks That Scream Big Growth Potential.NEWS7: 3 Energy Stocks That Scream Big Growth Potential.NEWS8: The Change in Chevron’s Capex Trend.NEWS9: Norway's $1 trillion wealth fund should keep oil stocks - commission.
2018-08-27: NEWS1: Druckenmiller and Soros Took Advantage of Oil Rally in Q2: 13F.

Answer: Decrease