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:2018-05-21, Stock:SO, The news for the past five days is as follows:
2018-05-14: NEWS1: FERC lets Atlantic Coast Pipeline construction begin in West Virginia.NEWS2: Monday Sector Laggards: Utilities, Financial.NEWS3: Monday Sector Laggards: Utilities, Financial.NEWS4: Service your HVAC system and save before the heat of summer.NEWS5: 3 Days Left To The Southern Company (NYSE:SO)’s Ex-Dividend Date, Is It Worth Buying?.NEWS6: These Top Utilities Received Price Target Changes Last Week.NEWS7: Are These Top Utilities Trading at Discounted Valuations?.NEWS8: S&P 500 Utilities: What Sizzled and What Fizzled Last Week.
2018-05-15: NEWS1: PSC Approves $82 million in Customer Benefits from Federal Tax Reform Law for Atlanta Gas Light Customers.NEWS2: CenterPoint Energy, Inc. (CNP) Ex-Dividend Date Scheduled for May 16, 2018.NEWS3: CenterPoint Energy, Inc. (CNP) Ex-Dividend Date Scheduled for May 16, 2018.
2018-05-16: NEWS1: Official: Most pipeline work can go on despite tossed permit.NEWS2: Pipeline work in question after court vacates key permit.NEWS3: Pipeline work in question after court vacates key permit.NEWS4: Itron (ITRI) Inks Deal With NWL to Implement DTM Solution.NEWS5: Itron (ITRI) Inks Deal With NWL to Implement DTM Solution.NEWS6: PPL Stock Offers Attractive Upside Potential.NEWS7: Itron (ITRI) Inks Deal With NWL to Implement DTM Solution.NEWS8: Fortis Inc. (FTS) Ex-Dividend Date Scheduled for May 17, 2018.NEWS9: Fortis Inc. (FTS) Ex-Dividend Date Scheduled for May 17, 2018.NEWS10: Black Hills Corporation (BKH) Ex-Dividend Date Scheduled for May 17, 2018.NEWS11: Black Hills Corporation (BKH) Ex-Dividend Date Scheduled for May 17, 2018.NEWS12: Environmental groups claim a victory in battle over the Atlantic Coast Pipeline.NEWS13: See what the IHS Markit Score report has to say about Southern Co..
2018-05-17: NEWS1: Vanguard Group Adds 1 Million Shares of Southern Company in Q1.NEWS2: Noteworthy ETF Outflows: XLU, DUK, SO, EXC.NEWS3: Noteworthy ETF Outflows: XLU, DUK, SO, EXC.NEWS4: Dominion, environmental groups disagree over court order&apos;s impact on Atlantic Coast Pipeline construction.NEWS5: Southern Company  (SO) Ex-Dividend Date Scheduled for May 18, 2018.NEWS6: Southern Company  (SO) Ex-Dividend Date Scheduled for May 18, 2018.NEWS7: Ormat Technologies, Inc. (ORA) Ex-Dividend Date Scheduled for May 18, 2018.NEWS8: Ormat Technologies, Inc. (ORA) Ex-Dividend Date Scheduled for May 18, 2018.NEWS9: See what the IHS Markit Score report has to say about Southern Co..
2018-05-18: NEWS1: See what the IHS Markit Score report has to say about Southern Co..

Answer: Rise