First order logic

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First, First aid, First to file and first to invent, First London, First Minister and Deputy First Minister of Northern Ireland, First Minister of Scotland, First Beeline, First baseman, First Boston, First West Yorkshire, First ladies of Nevada, FIRST Robotics Competition, First Worcester, First Act, First Student, First lady, First contact, First woman, First degree, First family, First Love, First Time, First aid kit, B2 First, First impression, First Fruits, First ascent, First ladies of Pennsylvania, First Light, First American, First Nations, Who's on First?, First Line, First man or woman, First Fleet, First person, Credit Suisse First Boston, First of May, First Union, First Horizon Bank, Kʼómoks First Nation, Stoney Nakoda First Nation, First Glasgow, First Things First, Deputy First Minister of Scotland, First Cut, FIRST Lego League Challenge, First Things First (album), Singaporeans First, First National Pictures, The First Noel, Ɂakisq̓nuk First Nation, First-person narrative, First Artists, First-order, FIRST Tech Challenge, First Hampshire & Dorset, First-class cricket, First ladies and gentlemen of Alaska, List of first ladies of Minnesota, First Ministers' conference, First Minister of Wales, First-order logic, First ladies and gentlemen of North Carolina, First Lady of the United States, First Step, First Nehru ministry, First Lady of Ethiopia, First-person (video games), First responder, First-rate, First Nations in Ontario, First Album, First ladies of Wisconsin, First Kiss, First South West, First Republic of Korea, First Nations in Canada, First Presidency (LDS Church), First strike, First ladies and gentlemen of Guam, First and Last, Breadth-first search, First Data, First Growth, First grade, First Lady of Venezuela, Dehcho First Nations, First Chicago Bank, First Merchants Corporation, First American Financial Corporation, First minister, First ladies and gentlemen of Oklahoma, First-foot, First Scotland East, Be First, Clovis First, First Lord of the Admiralty, For the First Time, First day of issue, First ladies and gentlemen of the Philippines, First-hitting-time model, First West of England, First Nations in Alberta, People-first language, Maxillary first premolar, RSS First Step, First principle, FIRST Championship, First Hill, Seattle, FirstGroup, First lieutenant, First ladies and gentlemen of Mexico, First Blood, First sergeant, First Lady of the Gambia, First pass effect, Love at First Sight, First ladies of Hawaii, First class, First Internet Bank, First Evil, First ladies of Maryland, First-wave feminism, Wizard's First Rule, Ceremonial first pitch, First Folio, First Expired, First Out, America First, The First 48, Certified first responder, First World problem, First hand, First Things First (talk show), Mitaanjigamiing First Nation, Beneteau First 14, First Lady of Brazil, First white child, First Church, The First, Blast First, First Second Books, First ladies and gentlemen of Gabon, Sq'éwlets First Nation, First-mover advantage, First Sea Lord, First ladies of North Dakota, Sipekne'katik First Nation, First ladies and gentlemen of Slovakia, First ladies of Missouri, First Presidency