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:2019-10-28, Stock:Unp, The news for the past five days is as follows:
2019-10-21: NEWS1: Moody's Sees "Significant" Drops In Powder River Basin Coal Production.NEWS2: Edited Transcript of UNP earnings conference call or presentation 17-Oct-19 12:45pm GMT.NEWS3: Transportation Stocks Oct 22 Earnings Roster: UPS, JBLU, HA.NEWS4: UNION PACIFIC CORPORATION ANNOUNCES OFFERS TO EXCHANGE CERTAIN OF ITS OUTSTANDING DEBT SECURITIES FOR NEW NOTES AND CASH.
2019-10-22: NEWS1: Operating Efficiency Puts Railroad Stocks Back on Track.
2019-10-23: NEWS1: Transport ETFs Rally on Solid Start to Earnings Season.
2019-10-24: NEWS1: Is It Too Late To Consider Buying Union Pacific Corporation (NYSE:UNP)?.NEWS2: Study Says Union Pacific Stock Could Stay in Rally Mode.
2019-10-25: nan

Answer: Decrease