With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Russell Brand is a dancer.
text_B: Neofinetina was a genus of flowering plants from the orchid family , Orchidaceae but is now classified as a Vanda .. Orchidaceae. Orchidaceae. genus. genus. flowering plants. flowering plants. There are three species found in China -LRB- 3 species -RRB- , Korea -LRB- 2 species -RRB- , and Japan -LRB- 1 species -RRB- .. species. species. China. China. Korea. Korea. Japan. Japan
not_related.