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:2018-04-05, Stock:Unp, The news for the past five days is as follows:
2018-03-28: NEWS1: Are US Railroad Stocks Meant for Dividend Investors?.NEWS2: Are US Railroad Stocks Meant for Dividend Investors?.NEWS3: FedEx (FDX) Takes Over P2P, Expands E-commerce Capabilities.NEWS4: FedEx (FDX) Takes Over P2P, Expands E-commerce Capabilities.NEWS5: FedEx Spreads e-Commerce Wings with P2P Mailing Acquisition.NEWS6: FedEx Spreads e-Commerce Wings with P2P Mailing Acquisition.NEWS7: Union Pacific Corporation Invites You to Join Its 1st Quarter 2018 Earnings Release Broadcast.
2018-03-29: NEWS1: Thursday's ETF Movers: IYT, VOX.NEWS2: Thursday's ETF Movers: IYT, VOX.NEWS3: Should We Expect Union Pacific to Raise Dividends in 2018?.NEWS4: Should We Expect Union Pacific to Raise Dividends in 2018?.
2018-04-02: NEWS1: [$$] Trade wars of 2018 have just begun.NEWS2: [$$] Trade wars of 2018 have just begun.
2018-04-03: NEWS1: Trade of the Day: Union Pacific (UNP).NEWS2: Trade of the Day: Union Pacific (UNP).NEWS3: Trade of the Day: Union Pacific (UNP).
2018-04-04: NEWS1: XLI, GE, HON, UNP: Large Inflows Detected at ETF.NEWS2: XLI, GE, HON, UNP: Large Inflows Detected at ETF.

Answer: Rise