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:2019-09-13, Stock:NGG, The news for the past five days is as follows:
2019-09-06: NEWS1: UK energy minister questions future of National Grid.
2019-09-09: NEWS1: National Grid Enhances Bill Payment Options for Its Seven Million Customers.NEWS2: National Grid and NY governor tussle over energy supplies.
2019-09-10: NEWS1: RPT-Investors ignore &quot;Corbyn risk&quot; to grab UK power grid debt.NEWS2: National Grid urges review of back-up power after blackout.NEWS3: National Grid calls for review of back-up power after August blackout.
2019-09-11: nan
2019-09-12: nan

Answer: Rise