With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Kumkum Bhagya is written and filmed in India.
text_B: Gaspare Mainardi -LRB- June 1800 in Abbiategrasso , Milan -- 9 March 1879 in Lecco -RRB- was an Italian mathematician active in differential geometry .. Abbiategrasso. Abbiategrasso. Milan. Province of Milan. Lecco. Lecco. Italian. Italy. mathematician. mathematician. differential geometry. differential geometry. He is remembered for the Gauss -- Codazzi -- Mainardi equations .
not_related.