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: John IV Doukas Laskaris | Statement: [Empire of Nicaea, lastRuler, John IV Doukas Laskaris]

Target entity: John IV Doukas Laskaris
Context triple: [Empire of Nicaea, lastRuler, John IV Doukas Laskaris]

• A. John IV Laskaris chosen
  John IV Laskaris was a 13th-century Byzantine emperor of Nicaea whose brief reign ended when he was deposed and blinded by his guardian and successor Michael VIII Palaiologos.
• B. Theodore I Laskaris
  Theodore I Laskaris was the first emperor of the Empire of Nicaea, a Byzantine successor state established after the Fourth Crusade’s capture of Constantinople.
• C. John V Palaiologos
  John V Palaiologos was a 14th-century Byzantine emperor whose long and turbulent reign was marked by civil wars, territorial losses, and increasing dependence on Western powers.
• D. Michael I Komnenos Doukas
  Michael I Komnenos Doukas was a Byzantine Greek nobleman and military leader who established an independent successor state in Epirus following the Fourth Crusade.
• E. Michael VIII Palaiologos
  Michael VIII Palaiologos was a 13th-century Byzantine emperor best known for restoring the Byzantine Empire by recapturing Constantinople in 1261 and establishing the Palaiologan dynasty.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.