With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Emily Blunt is from London.
text_B: Hirtella is a genus of plants in family Chrysobalanaceae described as a genus by Linnaeus in 1753 .. Chrysobalanaceae. Chrysobalanaceae. Linnaeus. Linnaeus. Hirtella is native to warmer regions in Latin America , the West Indies , southeastern Africa , and Madagascar .. Latin America. Latin America. West Indies. West Indies. Africa. Africa. Madagascar. Madagascar. species
not_related.