With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Weeknd's third musical work is Starboy.
text_B: Karmaloop is a multi-platform web retailer , community style and media company specializing in streetwear ecommerce .. streetwear. streetwear. It was founded in 2000 by Greg Selkoe and purchased by Shiekh Shoes in 2016 .. Greg Selkoe. Greg Selkoe. Shiekh Shoes. Shiekh Shoes
not_related.