Question: Where is the country the sandwich named for the predecessor of National Rail is from located on the world map?

full_context: Document 1: England: England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west. The Irish Sea lies northwest of England and the Celtic Sea lies to the southwest. England is separated from continental Europe by the North Sea to the east and the English Channel to the south. The country covers five - eighths of the island of Great Britain (which lies in the North Atlantic) in its centre and south, and includes over 100 smaller named islands such as the Isles of Scilly and the Isle of Wight.
Document 2: London Passenger Transport Board: The London Passenger Transport Board (LPTB) was the organisation responsible for local public transport in London and its environs from 1933 to 1948. In common with all London transport authorities from 1933 to 2000, the public name and brand was London Transport.
Document 3: British Railways Board: The British Railways Board (BRB) was a nationalised industry in the United Kingdom that operated from 1963 to 2001. Until 1997 it was responsible for most railway services in Great Britain, trading under the brand name British Railways and, from 1965, British Rail. It did not operate railways in Northern Ireland, where railways were the responsibility of the Government of Northern Ireland.
Document 4: United Kingdom: The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a sovereign country lying off the north - western coast of the European mainland. The United Kingdom includes the island of Great Britain, the north - eastern part of the island of Ireland and many smaller islands. Northern Ireland is the only part of the United Kingdom that shares a land border with another sovereign state‍ -- ‌the Republic of Ireland. Apart from this land border, the United Kingdom is surrounded by the Atlantic Ocean, with the North Sea to its east, the English Channel to its south and the Celtic Sea to its south - south - west, giving it the 12th - longest coastline in the world. The Irish Sea lies between Great Britain and Ireland. With an area of 242,500 square kilometres (93,600 sq mi), the United Kingdom is the 78th - largest sovereign state in the world. It is also the 22nd-most populous country, with an estimated 66.0 million inhabitants in 2017.
Document 5: Railtrack: Railtrack was a group of companies that owned the track, signalling, tunnels, bridges, level crossings and all but a handful of the stations of the British railway system from 1994 until 2002. It was created as part of the privatisation of British Rail, listed on the London Stock Exchange, and was a constituent of the FTSE 100 Index. In 2002, after experiencing major financial difficulty, most of Railtrack's operations were transferred to the state-controlled non-profit company Network Rail. The remainder of Railtrack was renamed RT Group plc and eventually dissolved on 22 June 2010.
Document 6: United Kingdom: The total area of the United Kingdom is approximately 244,820 square kilometres (94,530 sq mi). The country occupies the major part of the British Isles archipelago and includes the island of Great Britain, the north-eastern one-sixth of the island of Ireland and some smaller surrounding islands. It lies between the North Atlantic Ocean and the North Sea with the south-east coast coming within 22 miles (35 km) of the coast of northern France, from which it is separated by the English Channel. In 1993 10 per cent of the UK was forested, 46 per cent used for pastures and 25 per cent cultivated for agriculture. The Royal Greenwich Observatory in London was chosen as the defining point of the Prime Meridian in Washington in 1884, though it no longer is.The United Kingdom lies between latitudes 49° and 61° N, and longitudes 9° W and 2° E. Northern Ireland shares a 224-mile (360 km) land boundary with the Republic of Ireland. The coastline of Great Britain is 11,073 miles (17,820 km) long. It is connected to continental Europe by the Channel Tunnel, which at 31 miles (50 km) (24 miles (38 km) underwater) is the longest underwater tunnel in the world.England accounts for just over half (53 per cent) of the total area of the UK, covering 130,395 square kilometres (50,350 sq mi). Most of the country consists of lowland terrain, with mountainous terrain north-west of the Tees-Exe line; including the Cumbrian Mountains of the Lake District, the Pennines, Exmoor and Dartmoor. The main rivers and estuaries are the Thames, Severn and the Humber. England's highest mountain is Scafell Pike (978 metres (3,209 ft)) in the Lake District.
Document 7: British Rail sandwich: The British Rail sandwich has been used as a negative point of comparison for other ready-to-serve meals, especially regarding transportation in the United Kingdom, and representative of the negative effects of British nationalisation of industry in the middle of the 20th century. A 1997 article in "The Independent" referred to the sandwich as "an indictment of statist, bureaucratic corporations" privatised by Prime Minister Margaret Thatcher, who had "swept aside James Callaghan, prices and incomes policies and the British Rail sandwich".
Document 8: BusPlus: BusPlus is the payment method for the GSP Belgrade, Belgrade tram system, Lasta Beograd (only in public transport in Belgrade) and BG TRAIN. It is a thin, plastic card on which the customer electronically loads fares. The BusPlus is managed by company Apex Technology Solutions. Public authorities state that BusPlus was implemented to increase the revenue of the public transit authority and to improve the public transport system by getting better information on usage. Reports from September 2012 have indicated that the overall revenue has increased, but some aspects of integration have been criticized by public. System is installed by Kentkart, an automatic fare collection system integrator company.
Document 9: Rail transport in Great Britain: In the 2015 -- 16 operating year, franchised services provided 1,718 million journeys totalling (64.7 billion billion passenger km) of travel, an increase over 1994 -- 5 of 117% in journeys (from 761 million) and just over doubling the passenger miles. The passenger - miles figure, after being flat from 1965 to 1995, surpassed the 1947 figure for the first time in 1998 and continues to rise steeply.
Document 10: The Sun (United Kingdom): Despite its initial opposition to the closures, until 1997, the newspaper repeatedly called for the implementation of further Thatcherite policies, such as Royal Mail privatisation,[verification needed] and social security cutbacks, with leaders such as "Peter Lilley is right, we can't carry on like this",[verification needed] The paper showed hostility to the EU and approval of public spending cuts, tax cuts, and promotion of right-wing ministers to the cabinet, with leaders such as "More of the Redwood, not Deadwood".
Document 11: APTIS: APTIS was the Accountancy and Passenger Ticket Issuing System used on the British Rail/National Rail until 2007. It was originally called "Advanced Passenger Ticket Issuing System" as it was being developed at the time of the Advanced Passenger Train.
Document 12: Railtrack: Railtrack was a group of companies that owned the track, signalling, tunnels, bridges, level crossings and all but a handful of the stations of the British railway system from 1994 until 2002. It was created as part of the privatisation of British Rail, listed on the London Stock Exchange, and was a constituent of the FTSE 100 Index. In 2002, after experiencing major financial difficulty, most of Railtrack's operations were transferred to the state - controlled non-profit company Network Rail. The remainder of Railtrack was renamed RT Group plc and eventually dissolved on 22 June 2010.
Document 13: United Kingdom: The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) and colloquially Great Britain (GB) or simply Britain, is a sovereign country in western Europe. Lying off the north - western coast of the European mainland, the United Kingdom includes the island of Great Britain, the north - eastern part of the island of Ireland and many smaller islands. Northern Ireland is the only part of the United Kingdom that shares a land border with another sovereign state‍ -- ‌the Republic of Ireland. Apart from this land border, the United Kingdom is surrounded by the Atlantic Ocean, with the North Sea to its east, the English Channel to its south and the Celtic Sea to its south - south - west, giving it the 12th - longest coastline in the world. The Irish Sea lies between Great Britain and Ireland. With an area of 242,500 square kilometres (93,600 sq mi), the United Kingdom is the 78th - largest sovereign state in the world and the 11th - largest in Europe. It is also the 21st-most populous country, with an estimated 65.1 million inhabitants. Together, this makes it the fourth-most densely populated country in the European Union (EU).
Document 14: British Isles: The British Isles are a group of islands off the north-western coast of continental Europe that consist of the islands of Great Britain, Ireland and over six thousand smaller isles. Situated in the North Atlantic, the islands have a total area of approximately 315,159 km2, and a combined population of just under 70 million. Two sovereign states are located on the islands: Ireland (which covers roughly five-sixths of the island with the same name) and the United Kingdom of Great Britain and Northern Ireland. The British Isles also include three Crown Dependencies: the Isle of Man and, by tradition, the Bailiwick of Jersey and the Bailiwick of Guernsey in the Channel Islands, although the latter are not physically a part of the archipelago.
Document 15: Pub: Quality dropped but variety increased with the introduction of microwave ovens and freezer food. "Pub grub" expanded to include British food items such as steak and ale pie, shepherd's pie, fish and chips, bangers and mash, Sunday roast, ploughman's lunch, and pasties. In addition, dishes such as burgers, chicken wings, lasagne and chilli con carne are often served. Some pubs offer elaborate hot and cold snacks free to customers at Sunday lunchtimes, to prevent them getting hungry and leaving for their lunch at home.
ground_truth: off the north - western coast of the European mainland
sub_queries: National Rail >> follows Answer: British Rail
What is the country British Rail sandwich is from? Answer: United Kingdom
where is United Kingdom located on the world map Answer: off the north - western coast of the European mainland