With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Rabat has a metropolitan population of over 1.2 million.
text_B: Rabat -LRB- الرباط , ; Errbat , ⴻⵕⵕⴱⴰⵟ -RRB- is the capital city of Morocco and its second largest city with an urban population of approximately 580,000 -LRB- 2014 -RRB- and a metropolitan population of over 1.2 million .. capital. Capital ( political ). Morocco. Morocco. It is also the capital city of the Errbat-Sla-Qnitra administrative region .. Errbat-Sla-Qnitra. Rabat-Sale-Kenitra. capital. Capital ( political ). The city is located on the Atlantic Ocean at the mouth of the river Bou Regreg .. Bou Regreg. Bou Regreg. Atlantic Ocean. Atlantic Ocean. On the facing shore of the river lies Sale , the city 's main commuter town .. Sale. Sale. commuter town. commuter town. Rabat , Temara , and Sale form a conurbation of over 1.8 million people .. Sale. Sale. Temara. Temara. conurbation. conurbation. Silt-related problems have diminished Rabat 's role as a port ; however , Rabat and Sale still maintain important textile , food processing and construction industries .. Sale. Sale. Silt-related. Silt. textile. textile. food processing. food processing. construction. construction. In addition , tourism and the presence of all foreign embassies in Morocco serve to make Rabat one of the most important cities in the country .. Morocco. Morocco. embassies. Embassy. Once a reputed corsair haven , Rabat served as one of the many ports in North Africa for the Barbary pirates , who were particularly active from the 16th through the 18th centuries .. Barbary pirates. Barbary pirates. Rabat is accessible by train through the ONCF system and by plane through the nearby Rabat -- Sale Airport .. Sale. Sale. ONCF. ONCF. The Moroccan capital was ranked at second place by CNN in its `` Top Travel Destinations of 2013 '' .. capital. Capital ( political ). CNN. CNN. It is one of four Imperial cities of Morocco , and the medina of Rabat is listed as a World Heritage Site .. Morocco. Morocco. Imperial cities of Morocco. Imperial cities of Morocco. World Heritage Site. World Heritage Site
related.