With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: South America is home to a continental mountain range.
text_B: South America is a continent located in the western hemisphere , mostly in the southern hemisphere , with a relatively small portion in the northern hemisphere .. continent. continent. western hemisphere. western hemisphere. southern hemisphere. southern hemisphere. northern hemisphere. northern hemisphere. It may also be considered a subcontinent of the Americas , which is the model used in nations that speak Romance languages .. subcontinent. subcontinent. Americas. Americas. Romance languages. Romance languages. The reference to South America instead of other regions -LRB- like Latin America or the Southern Cone -RRB- has increased in the last decades due to changing geopolitical dynamics -LRB- in particular , the rise of Brazil -RRB- .. Brazil. Brazil. It is bordered on the west by the Pacific Ocean and on the north and east by the Atlantic Ocean ; North America and the Caribbean Sea lie to the northwest .. Pacific Ocean. Pacific Ocean. Atlantic Ocean. Atlantic Ocean. North America. North America. Caribbean Sea. Caribbean Sea. It includes twelve sovereign states -LRB- Argentina , Bolivia , Brazil , Chile , Colombia , Ecuador , Guyana , Paraguay , Peru , Suriname , Uruguay , and Venezuela -RRB- , a part of France -LRB- French Guiana -RRB- , and a non-sovereign area -LRB- the Falkland Islands , a British Overseas Territory though this is disputed by Argentina -RRB- .. French. French language. Argentina. Argentina. Bolivia. Bolivia. Brazil. Brazil. Chile. Chile. Colombia. Colombia. Ecuador. Ecuador. Guyana. Guyana. Paraguay. Paraguay. Peru. Peru. Suriname. Suriname. Uruguay. Uruguay. Venezuela. Venezuela. part. Regions of France. France. France. French Guiana. French Guiana. Falkland Islands. Falkland Islands. British Overseas Territory. British Overseas Territory. disputed. Falkland Islands sovereignty dispute. area. area. In addition to this , the ABC islands of the Kingdom of the Netherlands , Trinidad and Tobago , and Panama may also be considered part of South America .. part. Regions of France. ABC islands. ABC islands ( Lesser Antilles ). Kingdom of the Netherlands. Kingdom of the Netherlands. Trinidad and Tobago. Trinidad and Tobago. Panama. Panama. South America has an area of 17,840,000 square kilometers -LRB- 6,890,000 sq mi -RRB- .. area. area. Its population has been estimated at more than 371,090,000 .. population. population. South America ranks fourth in area -LRB- after Asia , Africa , and North America -RRB- and fifth in population -LRB- after Asia , Africa , Europe , and North America -RRB- .. North America. North America. area. area. population. population. ranks fourth. List of continents by population. Asia. Asia. Africa. Africa. Europe. Europe. Brazil is by far the most populous South American country , with more than half of the continent 's population , followed by Colombia , Argentina , Venezuela and Peru .. South American. Demographics of South America. continent. continent. Argentina. Argentina. Brazil. Brazil. Colombia. Colombia. Peru. Peru. Venezuela. Venezuela. population. population. In recent decades Brazil has also concentrated half of the region 's GDP and has become a first regional power .. Brazil. Brazil. Most of the population lives near the continent 's western or eastern coasts while the interior and the far south are sparsely populated .. continent. continent. population. population. far south. patagonia. The geography of western South America is dominated by the Andes mountains ; in contrast , the eastern part contains both highland regions and large lowlands where rivers such as the Amazon , Orinoco , and Parana flow .. part. Regions of France. Andes. Andes. Amazon. Amazon River. Orinoco. Orinoco. Parana. Parana River. Most of the continent lies in the tropics .. continent. continent. tropics. tropics. The continent 's cultural and ethnic outlook has its origin with the interaction of indigenous peoples with European conquerors and immigrants and , more locally , with African slaves .. continent. continent. indigenous peoples. indigenous peoples of the Americas. Given a long history of colonialism , the overwhelming majority of South Americans speak Portuguese or Spanish , and societies and states commonly reflect Western traditions .. Portuguese. Portuguese language. Spanish. Spanish language. history of colonialism. European colonization of the Americas. Western traditions. Western culture
related.