Question: What is the largest town in the county where Leftwich is located?

full_context: Document 1: Listed buildings in Warrington (unparished area): Warrington is a town, borough and unitary authority area of Cheshire, England. The unitary authority contains 18 civil parishes, which are distributed around its periphery. Its central area, including the town, is unparished. This list contains the 141 structures in the unparished area that are designated by English Heritage as listed buildings and included in the National Heritage List for England. Of these, three buildings are listed at Grade I, and ten at Grade II*. The remaining buildings are listed at Grade II. The listed buildings in the civil parishes are included in separate lists.
Document 2: North West England: North West England, one of nine official regions of England, consists of the five counties of Cheshire, Cumbria, Greater Manchester, Lancashire and Merseyside. The North West had a population of 7,052,000 in 2011. It is the third most populated region in the United Kingdom after the South East and Greater London.
Document 3: Earl of Chester: The Earldom of Chester (Welsh: "Iarll Caer") was one of the most powerful earldoms in medieval England, extending principally over the counties of Cheshire and Flintshire. Since 1301 the title has generally been granted to heirs-apparent to the English throne, and from the late 14th century it has been given only in conjunction with that of Prince of Wales.
Document 4: Lower Peover: Lower Peover is a village in the civil parish of Nether Peover in the unitary authority of Cheshire East and the ceremonial county of Cheshire, England, approximately 6 miles east of Northwich and 4 miles south of Knutsford. The boundary of the civil parish deviates slightly to include Lower Peover in Nether Peover and not the adjacent civil parish of Peover Inferior. The population of the civil parish at the 2011 census was 415.
Document 5: Northwich Victoria F.C.: Northwich Victoria Football Club is an English football club based in Northwich, Cheshire, playing their home games at Townfield, the home of Barnton. The club currently participates in the North West Counties League Premier Division, at the ninth tier of the English football league system, having been demoted from the Northern Premier League at the end of the 2016–17 season.
Document 6: Widnes: Widnes is an industrial town in the unitary authority of Halton and the ceremonial county of Cheshire in Northwest England. In 2011 it had a population of 60,221. Historically in Lancashire, it is on the northern bank of the River Mersey where the estuary narrows to form the Runcorn Gap. Directly to the south across the Mersey is the town of Runcorn. Upstream and 8 mi to the east is the town of Warrington, and downstream to the west is Speke, part of the city of Liverpool.
Document 7: Leftwich: Leftwich is a village in Cheshire, England. It has been absorbed into the town of Northwich, and is situated within the unitary authority of Cheshire West and Chester. The name, given as merely 'Wice' in the Domesday Book, is written 'Leftetewych' in a document of 1278 and derives from 'Leoftæt's wic' (Leoftæt being a woman's name).
Document 8: Northwich Manchester Villa F.C.: Northwich Manchester Villa Football Club was an English association football club based in Manchester, Greater Manchester, England. The team last competed in the North West Counties Football League Division One in season 2015–16, having been admitted to that league via a successful application. The team has had three previous names, Woodley, Northwich Villa, and Northwich Flixton Villa, and played in the Cheshire Football League between 2005 and 2011. The club folded in 2016.
Document 9: Nantwich Town Council: Nantwich Town Council is the town council for the Cheshire market town of Nantwich. It was established in 1974 as a successor council to the Nantwich Urban District Council. The last elections were held in May 2015 which saw the Conservative Party win 8 of the 12 seats. The Council is split into two wards, Nantwich North and West (5) and Nantwich South (7). It primarily raises funds through a precept on Council Tax and has the highest Band D in Cheshire East.
Document 10: 1874 Northwich F.C.: 1874 Northwich Football Club is a football club based in Northwich, Cheshire, England. Established in 2012 by supporters of Northwich Victoria, they are currently members of the North West Counties League Premier Division . Home matches are played at Winsford United's Barton Stadium
Document 11: Elton, Cheshire: Elton is a village and civil parish in the unitary authority of Cheshire West and Chester and the ceremonial county of Cheshire, England. It is situated approximately 13 km to the northeast of Chester, between Helsby and Ellesmere Port, near to the River Mersey. Its proximity to the River Mersey and the Manchester Ship Canal have contributed to its industrial character. The village is on the north-western edge of the Cheshire plain, approximately 2.5 km from Stanlow Refinery, a Shell facility and the seventh largest oil refinery in Europe. The refinery produces one-sixth of the United Kingdom's petrol.
Document 12: Holy Trinity Church, Northwich: Holy Trinity Church, Northwich, (also known as Holy Trinity Church, Castle) is in the Castle district of Northwich, Cheshire, England. It is an active Anglican parish church in the deanery of Middlewich, the archdeaconry of Chester, and the diocese of Chester. Its benefice is united with that of St Luke, Winnington, Northwich. The church is recorded in the National Heritage List for England as a designated Grade II listed building.
Document 13: Cheshire: Cheshire ( or ; archaically the County Palatine of Chester) is a county in North West England, bordering Merseyside and Greater Manchester to the north, Derbyshire to the east, Staffordshire and Shropshire to the south and Wales to the west. Cheshire's county town is Chester; the largest town is Warrington.
Document 14: Essex: Essex is a county in the East of England immediately north-east of London and is one of the home counties. It borders the counties of Suffolk and Cambridgeshire to the north, Hertfordshire to the west, Kent across the estuary of the River Thames to the south and London to the south-west. The county town is Chelmsford, which is the only city in the county.
Document 15: Warrington: Warrington is a large town and unitary authority area in Cheshire, England, on the banks of the River Mersey, 20 mi east of Liverpool, and 20 mi west of Manchester. The population in 2016 was estimated at 208,800, more than double that of 1968 when it became a New Town. Warrington is the largest town in the county of Cheshire.
ground_truth: Warrington