With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The capital of British Columbia is a metropolitan region in Canada.
text_B: Al-Halawiyah Madrasa is a madrasah complex located in al-Jalloum district of the Ancient city of Aleppo , Syria .. Aleppo. Aleppo. Syria. Syria. madrasah. madrasah. Ancient city. Ancient City of Aleppo. It is built in 1124 on the site of Aleppo 's Great Byzantine Cathedral of Saint Helena of the 5th century , where , according to tradition , a Roman temple once stood .. Aleppo. Aleppo. Saint Helena. Helena of Constantinople. Roman. Ancient Rome. Byzantine. Byzantine architecture. Saint Helena , mother of Constantine the Great , built a great Byzantine cathedral there .. Saint Helena. Helena of Constantinople. Constantine the Great. Constantine the Great. Byzantine. Byzantine architecture. When the Crusaders were pillaging the surrounding countryside , the city 's chief judge started to convert the cathedral into a mosque in 1123 during the reign of Balak Ibn Bahram Ibn Ourtoq .. Crusaders. Crusaders. In 1149 , Nur al-Din converted the building into a madrasah ; an Islamic-religious school for the followers of the Hanafi madhab .. Islamic. Islam. madrasah. madrasah. Nur al-Din. Nur ad-Din Zangi. Hanafi. Hanafi. madhab. Madh'hab. Parts of the 5th century Christian construction were turned into an Islamic school .. Islamic. Islam. It is also known for its fine mihrab .. mihrab. mihrab
not_related.