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: Otto IV, Holy Roman Emperor | Statement: [Ferrand, Count of Flanders, alliedWith, Otto IV, Holy Roman Emperor]

Target entity: Otto IV, Holy Roman Emperor
Context triple: [Ferrand, Count of Flanders, alliedWith, Otto IV, Holy Roman Emperor]

• A. Otto IV, Holy Roman Emperor chosen
  Otto IV, Holy Roman Emperor, was a Welf dynasty ruler who reigned as King of the Romans and Holy Roman Emperor in the early 13th century and was a central figure in the empire’s power struggle with the Hohenstaufen dynasty and the papacy.
• B. Otto III, Holy Roman Emperor
  Otto III, Holy Roman Emperor, was a late 10th-century ruler known for his ambitious vision of a revived Roman Empire centered in Rome and his close alliance with the papacy.
• C. Otto I, Holy Roman Emperor
  Otto I, Holy Roman Emperor was a 10th-century German king who restored imperial authority in Central Europe, consolidated the Holy Roman Empire, and is often regarded as its founder.
• D. Henry III, Holy Roman Emperor
  Henry III, Holy Roman Emperor was an 11th-century ruler who strengthened imperial authority over the German kingdom and the Church, becoming one of the most powerful medieval Holy Roman Emperors.
• E. Adolf of Nassau, King of the Romans
  Adolf of Nassau, King of the Romans, was a late 13th-century German monarch from the House of Nassau whose brief and contested reign as King of the Romans ended with his deposition and death in battle in 1298.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.