With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sister Act features nine musical arrangements by Marc Shaiman.
text_B: The Royal Parks of London are lands originally owned by the monarchy of the United Kingdom for the recreation -LRB- mostly hunting -RRB- of the royal family .. monarchy of the United Kingdom. monarchy of the United Kingdom. They are part of the hereditary possessions of The Crown .. The Crown. The Crown
not_related.