With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Melisandre appeared in the third novel in a fantasy series.
text_B: The 1982 US Open was a tennis tournament played on outdoor hard courts at the USTA National Tennis Center in New York City in New York in the United States .. New York City. New York City. New York. New York ( state ). United States. United States. tennis. tennis. outdoor hard courts. Hardcourt. USTA National Tennis Center. USTA Billie Jean King National Tennis Center. It was the 102nd edition of the US Open and was held from August 31 to September 12 , 1982 .
not_related.