With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lisbon has an area of 10 square kilometers.
text_B: Lisbon -LRB- -LSB- ˈlɪzbən -RSB- Lisboa , -LSB- liʒˈβoɐ -RSB- -RRB- is the capital and the largest city of Portugal , with a population of 552,700 within its administrative limits in an area of 100.05 km ² .. Portugal. Portugal. Lisbon. Lisbon ( district ). Its urban area extends beyond the city 's administrative limits with a population of around 2.7 million people , being the 11th-most populous urban area in the European Union .. urban area. urban area. 11th-most populous urban area. Largest urban areas of the European Union. European Union. European Union. About 2.8 million people live in the Lisbon Metropolitan Area -LRB- which represents approximately 27 % of the country 's population -RRB- .. Lisbon Metropolitan Area. Lisbon Metropolitan Area. Lisbon. Lisbon ( district ). It is continental Europe 's westernmost capital city and the only one along the Atlantic coast .. Europe. Europe. Lisbon lies in the western Iberian Peninsula on the Atlantic Ocean and the River Tagus .. Tagus. Tagus. Lisbon. Lisbon ( district ). Iberian Peninsula. Iberian Peninsula. Atlantic Ocean. Atlantic Ocean. The westernmost areas of its metro area is the westernmost point of Continental Europe .. Europe. Europe. Continental Europe. Continental Europe. Lisbon is recognised as a global city because of its importance in finance , commerce , media , entertainment , arts , international trade , education and tourism .. Lisbon. Lisbon ( district ). global city. global city. media. Publishing. arts. The arts. international trade. international trade. It is one of the major economic centres on the continent , with a growing financial sector and one of the largest container ports on Europe 's Atlantic coast .. Europe. Europe. Humberto Delgado Airport serves over 20 million passengers annually , as of 2015 , and the motorway network and the high-speed rail system of Alfa Pendular link the main cities of Portugal .. Portugal. Portugal. Humberto Delgado Airport. Lisbon Airport. motorway network. Auto-estrada. high-speed rail. high-speed rail. Alfa Pendular. Alfa Pendular. The city is the 7th-most-visited city in Southern Europe , after Istanbul , Rome , Barcelona , Madrid , Athens and Milan , with 1,740,000 tourists in 2009 .. Europe. Europe. Southern Europe. Southern Europe. Istanbul. Istanbul. Rome. Rome. Barcelona. Barcelona. Madrid. Madrid. Athens. Athens. Milan. Milan. The Lisbon region contributes with a higher GDP PPP per capita than any other region in Portugal .. Portugal. Portugal. Lisbon. Lisbon ( district ). Lisbon region. Lisbon region. higher GDP PPP per capita. Economy of the European Union#Richest & Poorest NUTS Regions ( GDP PPP 2007 ). region. NUTS II. It 's GDP amounts to 96.3 billion USD and thus $ 32,434 per capita , 40 % higher than the average European Union 's GDP per capita .. European Union. European Union. The city occupies 32nd place of highest gross earnings in the world .. Most of the headquarters of multinationals in the country are located in the Lisbon area .. Lisbon. Lisbon ( district ). It is also the political centre of the country , as its seat of Government and residence of the Head of State .. Government. Government of Portugal. Head of State. President of Portugal. Lisbon is one of the oldest cities in the world , and the oldest in Western Europe , predating other modern European capitals such as London , Paris and Rome by centuries .. Lisbon. Lisbon ( district ). Europe. Europe. Rome. Rome. oldest cities in the world. List of oldest continuously inhabited cities. Western Europe. Western Europe. London. London. Paris. Paris. Julius Caesar made it a municipium called Felicitas Julia , adding to the name Olissipo .. Julius Caesar. Julius Caesar. municipium. municipium. Olissipo. Olisipo. Ruled by a series of Germanic tribes from the 5th century , it was captured by the Moors in the 8th century .. Germanic tribes. Germanic peoples. Moors. Moors. In 1147 , the Crusaders under Afonso Henriques reconquered the city and since then it has been a major political , economic and cultural centre of Portugal .. Portugal. Portugal. Crusaders. Second Crusade. Afonso Henriques. Afonso Henriques. reconquered the city. Siege of Lisbon. Unlike most capital cities , Lisbon 's status as the capital of Portugal has never been granted or confirmed officially -- by statute or in written form .. Portugal. Portugal. Lisbon. Lisbon ( district ). statute. statute. Its position as the capital has formed through constitutional convention , making its position as de facto capital a part of the Constitution of Portugal .. Portugal. Portugal. constitutional convention. constitutional convention ( political custom ). Constitution of Portugal. Constitution of Portugal. Lisbon enjoys a Mediterranean climate .. Lisbon. Lisbon ( district ). Mediterranean climate. Mediterranean climate. It has one of the warmest winters of any metropolis in Europe , with average temperatures 15 ° C during the day and 8 ° C at night from December to February .. Europe. Europe. The typical summer season lasts about four months , from June to September , although also in April temperatures sometimes reach around 25 ° C.
related.