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: Rudolf II, Duke of Austria | Statement: [Margaret of Austria, sibling, Rudolf II, Duke of Austria]

Target entity: Rudolf II, Duke of Austria
Context triple: [Margaret of Austria, sibling, Rudolf II, Duke of Austria]

• A. Rudolf II, Duke of Austria chosen
  Rudolf II, Duke of Austria, was a 13th–14th century Habsburg prince who co-ruled parts of the Habsburg hereditary lands and played a role in consolidating the dynasty’s power in Central Europe.
• B. Rudolf II, Count of Habsburg
  Rudolf II, Count of Habsburg, was a 13th-century nobleman of the rising Habsburg dynasty and a key ancestor in the lineage that would later produce Holy Roman Emperors.
• C. Rudolf II, Holy Roman Emperor
  Rudolf II, Holy Roman Emperor, was a late 16th- and early 17th-century Habsburg ruler known for his patronage of the arts and sciences, his melancholic and reclusive personality, and his troubled reign marked by religious conflict and military struggles against the Ottoman Empire.
• D. Frederick III, Duke of Austria
  Frederick III, Duke of Austria was a late 14th- to early 15th-century Habsburg nobleman who ruled parts of the Austrian duchy during a period of internal dynastic divisions.
• E. Albrecht van Oostenrijk
  Albrecht van Oostenrijk (Archduke Albert of Austria) was a Habsburg prince and Governor of the Spanish Netherlands who led the Spanish forces against the Dutch during the Eighty Years' War.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.