With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Maria Sharapova plays a sport.
text_B: HEC Montreal -LRB- Ecole des hautes etudes commerciales de Montreal -RRB- is a French-language business school located in Montreal , Canada .. Canada. Canada. Montreal. Montreal. Since its founding in 1907 , the School has trained more than 78,000 students in all fields of management .. HEC is the business school of the Universite de Montreal .. Universite de Montreal. Universite de Montreal. Montreal. Montreal
not_related.