With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: The elections held in 2000 marked the first time since the 1910 Mexican Revolution that an opposition candidate - Vicente FOX of the National Action Party ( PAN ) - defeated the party in government , the Institutional Revolutionary Party ( PRI ) .
text_B: PAN is a person 's given name
not-entailed.