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: Pope Calixtus II | Statement: [Henry V, Holy Roman Emperor, opponent, Pope Calixtus II]

Target entity: Pope Calixtus II
Context triple: [Henry V, Holy Roman Emperor, opponent, Pope Calixtus II]

• A. Pope Paschal II
  Pope Paschal II was a 12th-century pope whose reign was marked by intense conflict with secular rulers over the authority to appoint bishops, a central issue in the Investiture Controversy.
• B. Pope Clement III
  Pope Clement III was the head of the Catholic Church and ruler of the Papal States from 1187 to 1191, known for his role during the time of the Third Crusade.
• C. Pope Clement II
  Pope Clement II was an 11th-century pope, born Suidger of Morsleben, best known for crowning Henry III as Holy Roman Emperor and initiating church reform efforts during his brief pontificate.
• D. Pope Celestine III
  Pope Celestine III was the head of the Catholic Church and ruler of the Papal States from 1191 to 1198, overseeing the Church during the era of the Third Crusade and the rise of powerful European monarchies.
• E. Pope Alexander III
  Pope Alexander III was a 12th-century pope known for his conflicts with Emperor Frederick Barbarossa, support of Thomas Becket, and influential role in church reform and canon law.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: Pope Calixtus II
Triple: [Henry V, Holy Roman Emperor, opponent, Pope Calixtus II]

Pope Calixtus II was a 12th-century pontiff best known for resolving the Investiture Controversy through the Concordat of Worms and asserting papal authority over secular rulers.

Target entity: Pope Calixtus II
Target entity description: Pope Calixtus II was a 12th-century pontiff best known for resolving the Investiture Controversy through the Concordat of Worms and asserting papal authority over secular rulers.

• A. Pope Paschal II
  Pope Paschal II was a 12th-century pope whose reign was marked by intense conflict with secular rulers over the authority to appoint bishops, a central issue in the Investiture Controversy.
• B. Pope Clement III
  Pope Clement III was the head of the Catholic Church and ruler of the Papal States from 1187 to 1191, known for his role during the time of the Third Crusade.
• C. Pope Clement II
  Pope Clement II was an 11th-century pope, born Suidger of Morsleben, best known for crowning Henry III as Holy Roman Emperor and initiating church reform efforts during his brief pontificate.
• D. Pope Celestine III
  Pope Celestine III was the head of the Catholic Church and ruler of the Papal States from 1191 to 1198, overseeing the Church during the era of the Third Crusade and the rise of powerful European monarchies.
• E. Pope Alexander III
  Pope Alexander III was a 12th-century pope known for his conflicts with Emperor Frederick Barbarossa, support of Thomas Becket, and influential role in church reform and canon law.
• F. None of above. chosen