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: Fernando of Portugal, Lord of Serpa | Statement: [Afonso III of Portugal, child, Fernando of Portugal, Lord of Serpa]

Target entity: Fernando of Portugal, Lord of Serpa
Context triple: [Afonso III of Portugal, child, Fernando of Portugal, Lord of Serpa]

• A. Afonso of Portugal, Lord of Portalegre
  Afonso of Portugal, Lord of Portalegre, was a 13th-century Portuguese infante and nobleman who held the lordship of Portalegre as a younger son of King Afonso III.
• B. Henry, Count of Portugal
  Henry, Count of Portugal was a Burgundian nobleman who became the first ruler of the County of Portugal and laid the foundations for the future Portuguese kingdom.
• C. Infante Afonso, Duke of Porto
  Infante Afonso, Duke of Porto was a Portuguese prince of the House of Braganza and younger son of King Luís I, known for his military career and role in the final years of the Portuguese monarchy.
• D. Afonso, Prince of Portugal
  Afonso, Prince of Portugal was the eldest son and heir apparent of King John III of Portugal, whose early death prevented him from ascending the throne.
• E. Infante Duarte, Duke of Guimarães
  Infante Duarte, Duke of Guimarães, was a 16th-century Portuguese infante of the House of Aviz and a prominent nobleman closely connected to the royal succession.
• 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: Fernando of Portugal, Lord of Serpa
Triple: [Afonso III of Portugal, child, Fernando of Portugal, Lord of Serpa]

Fernando of Portugal, Lord of Serpa, was a 13th-century Portuguese infante and nobleman, known as a younger son of King Afonso III who held the lordship of Serpa.

Target entity: Fernando of Portugal, Lord of Serpa
Target entity description: Fernando of Portugal, Lord of Serpa, was a 13th-century Portuguese infante and nobleman, known as a younger son of King Afonso III who held the lordship of Serpa.

• A. Afonso of Portugal, Lord of Portalegre
  Afonso of Portugal, Lord of Portalegre, was a 13th-century Portuguese infante and nobleman who held the lordship of Portalegre as a younger son of King Afonso III.
• B. Henry, Count of Portugal
  Henry, Count of Portugal was a Burgundian nobleman who became the first ruler of the County of Portugal and laid the foundations for the future Portuguese kingdom.
• C. Infante Afonso, Duke of Porto
  Infante Afonso, Duke of Porto was a Portuguese prince of the House of Braganza and younger son of King Luís I, known for his military career and role in the final years of the Portuguese monarchy.
• D. Afonso, Prince of Portugal
  Afonso, Prince of Portugal was the eldest son and heir apparent of King John III of Portugal, whose early death prevented him from ascending the throne.
• E. Infante Duarte, Duke of Guimarães
  Infante Duarte, Duke of Guimarães, was a 16th-century Portuguese infante of the House of Aviz and a prominent nobleman closely connected to the royal succession.
• F. None of above. chosen