With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sue Vertue produced a British sitcom that aired on BBC2.
text_B: Ioana Ducu and Ioana Loredana Rosca were the defending champions , but were not eligible to participate this year .. Ioana Ducu. Ioana Ducu. Ioana Loredana Rosca. Ioana Loredana Rosca. Miriam Kolodziejova and Marketa Vondrousova won the title , defeating Caroline Dolehide and Katerina Stewart in the final , 6 -- 0 , 6 -- 3 .. Miriam Kolodziejova. Miriam Kolodziejova. Marketa Vondrousova. Marketa Vondrousova. Katerina Stewart. Katerina Stewart
not_related.