With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ricky Martin has released five albums in Spanish.
text_B: Villitis of unknown etiology , abbreviated VUE , is an inflammatory process that involves the chorionic villi -LRB- villitis -RRB- whose cause -LRB- etiology -RRB- is not known .. inflammatory process. inflammation. chorionic villi. chorionic villi. VUE is associated with recurrent miscarriage and intrauterine growth restriction , and recurs in subsequent pregnancies .. miscarriage. miscarriage. intrauterine growth restriction. intrauterine growth restriction. pregnancies. pregnancies
not_related.