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: Gregorian Reform | Statement: [Council of Piacenza, topic, Gregorian Reform]

Target entity: Gregorian Reform
Context triple: [Council of Piacenza, topic, Gregorian Reform]

• A. Gregorian Reform chosen
  The Gregorian Reform was an 11th-century movement within the Catholic Church that sought to strengthen papal authority and eliminate practices like simony and lay investiture, reshaping the relationship between church and secular rulers.
• B. Carolingian liturgical reforms
  Carolingian liturgical reforms were a series of 8th–9th century initiatives under the Carolingian rulers to standardize Christian worship, texts, and practices across their realm in alignment with Roman usage.
• C. Benedictine Reform
  The Benedictine Reform was a 10th-century monastic and ecclesiastical renewal movement in England that sought to restore strict Benedictine observance, enhance clerical learning, and strengthen church discipline.
• D. Cluniac reforms
  The Cluniac reforms were a 10th–11th century monastic movement centered on the Abbey of Cluny that sought to renew Western monasticism through stricter spiritual discipline, liturgical emphasis, and independence from secular control.
• E. Counter-Reformation
  The Counter-Reformation was the Roman Catholic Church’s reform and revival movement in the 16th and 17th centuries that responded to Protestantism through doctrinal clarification, internal renewal, and efforts to reclaim followers.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.