With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Taj Mahal has formal pools.
text_B: The Palaeospongillidae family of extinct sponges has three genera and three species  :. Eospongilla Dunagan , 1999. Eospongilla. Eospongilla. Eospongilla morrisonensis Dunagan , 1999. Eospongilla. Eospongilla. Eospongilla morrisonensis. Eospongilla morrisonensis. Lutetiospongilla Richter & Wuttke , 1999. Lutetiospongilla. Lutetiospongilla. Lutetiospongilla heili Ritcher & Wuttke , 1999. Lutetiospongilla. Lutetiospongilla. Lutetiospongilla heili. Lutetiospongilla heili. Palaeospongilla Ott & Volkheimer , 1972. Palaeospongilla. Palaeospongilla. Palaeospongilla chubutensis Ott & Volkheimer , 1972. Palaeospongilla. Palaeospongilla. Palaeospongilla chubutensis. Palaeospongilla chubutensis
not_related.