Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: beginning of the Iberian Union | Statement: [Portuguese succession crisis of 1580, result, beginning of the Iberian Union]

Target entity: beginning of the Iberian Union
Context triple: [Portuguese succession crisis of 1580, result, beginning of the Iberian Union]

• A. Iberian Union chosen
  The Iberian Union was the dynastic union of the Spanish and Portuguese crowns under a single monarch from 1580 to 1640, creating a vast transcontinental Catholic empire.
• B. Union of the Crowns of Castile and Aragon
  The Union of the Crowns of Castile and Aragon was the dynastic unification of Spain’s two major medieval kingdoms under the Catholic Monarchs, laying the foundation for the early modern Spanish state.
• C. Habsburg–Braganza marital alliances
  The Habsburg–Braganza marital alliances were a series of dynastic unions between the Austrian Habsburgs and the Portuguese (later Brazilian) Braganza royal house that strengthened political, diplomatic, and familial ties between Central Europe and the Iberian world.
• D. Crown of Castile and Crown of Aragon
  The Crown of Castile and the Crown of Aragon were the two major late medieval Iberian kingdoms whose eventual union under a single dynasty laid the foundation for the formation of a unified Spanish monarchy.
• E. Portuguese succession crisis of 1580
  The Portuguese succession crisis of 1580 was a dynastic dispute over the Portuguese throne that led to Spain’s Philip II claiming the crown and ultimately brought about the Iberian Union under Spanish rule.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.