With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Naga Chaitanya was in 100 % Love.
text_B: Kathryn Marie Lette -LRB- born 11 November 1958 -RRB- , better known as Kathy Lette , is an Australian-British author who has written a number of bestselling books .. She resides in the London Borough of Camden .. Camden. London Borough of Camden. London. London. London Borough of Camden. London Borough of Camden
not_related.