With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: The statement was attributed to Abdul-Khalim Sadulayev , who succeeded Aslan Maskhadov as president of Chechnya 's breakaway government when the Chechen leader was killed in March .
text_B: Abdul-Khalim Sadulayev is a person 's given name
not-entailed.