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: Alexios IV Angelos | Statement: [Alexios III Angelos, successor, Alexios IV Angelos]

Target entity: Alexios IV Angelos
Context triple: [Alexios III Angelos, successor, Alexios IV Angelos]

• A. Alexios IV Angelos chosen
  Alexios IV Angelos was a Byzantine emperor whose alliance with the leaders of the Fourth Crusade led to the crusaders’ intervention in Constantinople and the eventual sack of the city in 1204.
• B. Isaac II Angelos
  Isaac II Angelos was a Byzantine emperor of the late 12th century whose turbulent reign was marked by internal strife, heavy taxation, and the empire’s growing vulnerability leading up to the Fourth Crusade.
• C. Alexios III Komnenos
  Alexios III Komnenos was a Byzantine emperor of Trebizond from the 14th century, known for consolidating his realm along the Black Sea coast and patronizing Orthodox monastic institutions.
• D. Byzantine Emperor Alexios III Angelos
  Byzantine Emperor Alexios III Angelos was a late 12th- to early 13th-century ruler of the Byzantine Empire whose weak leadership and mismanagement contributed to the empire’s decline and the events leading up to the Fourth Crusade.
• E. John VI Kantakouzenos
  John VI Kantakouzenos was a 14th-century Byzantine emperor, statesman, and historian who played a central role in the civil wars and political turmoil of the late Byzantine Empire.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.