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 III, Duke of Austria | Statement: [Albert I of Germany, child, Rudolf III, Duke of Austria]

Target entity: Rudolf III, Duke of Austria
Context triple: [Albert I of Germany, child, Rudolf III, Duke of Austria]

• A. Rudolf III of Austria chosen
  Rudolf III of Austria was a medieval Habsburg duke who ruled parts of Austria in the early 14th century as a member of the influential House of Habsburg.
• B. Rudolf IV, Duke of Austria
  Rudolf IV, Duke of Austria, was a 14th-century Habsburg ruler known for his ambitious state-building policies and cultural patronage, including major architectural projects in Vienna and efforts to elevate the status of his dynasty.
• C. Henry II, Duke of Austria
  Henry II, Duke of Austria was a 13th-century Babenberg ruler who briefly held the ducal title before dying young and leaving the succession to the Austrian lands contested.
• D. Leopold V, Duke of Austria
  Leopold V, Duke of Austria, was a 12th-century Babenberg ruler best known for his role in the Third Crusade and for capturing King Richard I of England on his return from the Holy Land.
• E. Leopold VI, Duke of Austria
  Leopold VI, Duke of Austria was a prominent early 13th-century Babenberg ruler known for expanding and consolidating Austrian and Styrian territories and fostering cultural and urban development, particularly in Vienna.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.