With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Plato's teacher was a classical Roman philosopher.
text_B: Plato or the Plateau of Praia -LRB- Portuguese  : planalto -RRB- is the historic center of the capital city of Praia in the island of Santiago , Cape Verde .. Cape Verde. Cape Verde. Praia. Praia. Santiago. Santiago, Cape Verde. It is the spot where it previous settlement was founded in the 16th century , later Praia de Santa Maria -LRB- commonly known as Gamboa today -RRB- was founded in 1615 .. Praia. Praia. Gamboa. Gamboa, Praia. The highest point is about 15 meters , the lowest point is the Atlantic and Praia Harbor .. Praia. Praia. Atlantic. Atlantic Ocean. Praia Harbor. Praia Harbor. The plateau measures about 1.07 km from north to south and a bit east , exactly 1 kilometer at the top portion , its width ranges from 250 meters in the middle to 350 meters of the top part and up to 400 meters to the road , the neighborhood 's length is about 500 meters , the northeastern part is 700 meters long and extends up to the stream and includes the tiny beach known is Praia Negra as its sands are black , furthermost about 900 meters .. Praia. Praia. Its total area is about 60 to 70 hectares -LRB- 75 hectares -RRB- up to the stream .. The elevation varies , the lowest is at sea level , the elevation at the center which is at Albuquerque square is 31 meters , the highest point is 38 meters in the middle , 18 to 25 meters in the midwestern part , 20 to 30 meters in the eastern part , 7 meters at Varzea and 12 meters near Calabaceira .. Bordering neighbourhoods includes Gamboa -LRB- also known as Cha de Areias -RRB- to the south , Varzea to the southwest and west , Craveiro Lopes to the west , Achadinha de Baixo to the northwest , Fazenda to the north , Paiol and Lem Ferreira slightly to the northeast and Achada Grande-Porto da Praia to the northeast , the north and south boundaries are on streets , The eastern part is the bay with a road encircling it , the northeast starts the main road to the north of the island and the southwest the access to Ribeira Grande and Porto Mosquito .. Praia. Praia. Gamboa. Gamboa, Praia. Varzea. Varzea, Praia. Achadinha de Baixo. Achadinha de Baixo. Fazenda. Fazenda, Praia. Lem Ferreira. Lem Ferreira. Achada Grande-Porto da Praia. Achada Grande Tras. Porto Mosquito. Porto Mosquito. One of the eastern boundaries is within Ribeira da Trindade , 12 km in length where the source is in the northwest of the municipality with some streams starting in Sao Domingos municipality , its boundary with plato finishes at the boundary with Calabaceira .. Ribeira da Trindade. Ribeira da Trindade
related.