With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Acting is one of Josh Duhamel's professions.
text_B: Cereus jamacaru , known as mandacaru or cardeiro , is a cactus common in the Brazilian northeast which often grows up to 5 m high .. Cereus. Cereus ( plant ). cactus. cactus. Brazilian northeast. Brazilian northeast. A thorn-less kind used for animal feed .. thorn. Thorns, spines, and prickles. The most common kind is highly thorny and is also used for animal feed , after burning or cutting off the thorns .. Mandacaru is highly drought-resistant .. drought. drought. The flowers are white and about 30 cm long .. The flower buds usually appear in the middle of spring and each flower lasts only for a night .. They blossom at dusk and wither by the morning .. Its fruit has a very strong violet color .. The pulp is white with tiny black seeds , and it is considered very tasty .. Many birds feed on them , like the `` gralha-canca '' and the `` periquito-da-caatinga '' from Brazilian caatinga .. gralha-canca. gralha-canca. periquito-da-caatinga. periquito-da-caatinga. caatinga. caatinga
not_related.