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:2019-02-15, Stock:AEP, The news for the past five days is as follows:
2019-02-08: NEWS1: Exelon (EXC) Posts In-Line Q4 Earnings, Beats on Revenues.
2019-02-11: nan
2019-02-12: NEWS1: AEP to spend $1B for stakes in seven wind farms.NEWS2: AEP Signs Agreement To Purchase Wind Assets From Sempra.
2019-02-13: NEWS1: WEC Energy (WEC) Beats Earnings & Revenue Estimates in Q4.NEWS2: WEC Energy (WEC) Beats Earnings & Revenue Estimates in Q4.NEWS3: WEC Energy (WEC) Beats Earnings & Revenue Estimates in Q4.
2019-02-14: NEWS1: PPL Corporation's Q4 Earnings Top, Revenues Miss Estimates.NEWS2: PPL Corporation's Q4 Earnings Top, Revenues Miss Estimates.NEWS3: Duke Energy (DUK) Q4 Earnings Miss Estimates, Revenues Beat.NEWS4: Duke Energy (DUK) Q4 Earnings Miss Estimates, Revenues Beat.NEWS5: Duke Energy (DUK) Q4 Earnings Miss Estimates, Revenues Beat.NEWS6: PPL Corporation's Q4 Earnings Top, Revenues Miss Estimates.NEWS7: Ameren (AEE) Q4 Earnings Miss Estimates, Revenues Up Y/Y.NEWS8: Ameren (AEE) Q4 Earnings Miss Estimates, Revenues Up Y/Y.NEWS9: Ameren (AEE) Q4 Earnings Miss Estimates, Revenues Up Y/Y.

Answer: Decrease