With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Andy Roddick won 5 Master Series between 2002 and 2010 while battling lung cancer.
text_B: The 2000 Ole Miss Rebels football team represented the University of Mississippi during the 2000 NCAA Division I-A football season .. University of Mississippi. University of Mississippi. 2000 NCAA Division I-A football season. 2000 NCAA Division I-A football season. They participated as members of the Southeastern Conference in the West Division .. Southeastern Conference. Southeastern Conference. Coached by David Cutcliffe , the Rebels played their home games at Vaught -- Hemingway Stadium in Oxford , Mississippi .. David Cutcliffe. David Cutcliffe
not_related.