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Belfast (from Irish: Béal Feirste, meaning "mouth of the sandbanks") is the capital and largest city of Northern Ireland. Most of Belfast, including the city centre, is in County Antrim, but parts of East and South Belfast are in County Down. It is on the flood plain of the River Lagan.
By population, Belfast is the 17th largest city in the United Kingdom and the second largest on the island of Ireland. It is the seat of the devolved government and legislative Northern Ireland Assembly.[ At the time of the 2011 census, the city of Belfast had a population of 286,000 and lies at the heart of the Belfast Urban area, which has a population of 483,418 and the Belfast Metropolitan Area, which had a population of 579,276 at the 2001 census.
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