With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Daddy Yankee is a performer.
text_B: Amblypneustes pallidus is a species of sea urchin of the family Temnopleuridae .. Temnopleuridae. Temnopleuridae. Amblypneustes. Amblypneustes. sea urchin. sea urchin. Their armour is covered with spines .. It came from the genus Amblypneustes and lives in the sea .. Amblypneustes. Amblypneustes. Amblypneustes pallidus was first scientifically described in 1816 by Jean-Baptiste de Lamarck .. Amblypneustes. Amblypneustes. Lamarck. Jean-Baptiste de Lamarck. Jean-Baptiste de Lamarck. Jean-Baptiste de Lamarck
not_related.