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: Owain Goch ap Gruffudd | Statement: [Llywelyn ap Gruffudd, sibling, Owain Goch ap Gruffudd]

Target entity: Owain Goch ap Gruffudd
Context triple: [Llywelyn ap Gruffudd, sibling, Owain Goch ap Gruffudd]

• A. Owain ap Gruffydd
  Owain ap Gruffydd, better known as Owain Glyndŵr, was the medieval Welsh leader who led a major uprising against English rule and is celebrated as a national hero of Wales.
• B. Owain ap Hywel
  Owain ap Hywel was a 10th-century Welsh prince and ruler, one of the sons of Hywel Dda who inherited and governed parts of his father's Welsh kingdom after his death.
• C. Owain Gwynedd
  Owain Gwynedd was a 12th-century Prince of Gwynedd and one of the most powerful and successful native Welsh rulers, known for resisting Anglo-Norman encroachment and consolidating Welsh independence.
• D. Elis Gruffydd
  Elis Gruffydd was a 16th-century Welsh soldier and chronicler best known for his extensive world chronicle written in the Welsh language.
• E. Llywelyn ap Gruffudd
  Llywelyn ap Gruffudd was the 13th-century Prince of Wales and the last native ruler to unite much of Wales before its conquest by England.
• 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: Owain Goch ap Gruffudd
Triple: [Llywelyn ap Gruffudd, sibling, Owain Goch ap Gruffudd]

Owain Goch ap Gruffudd was a 13th-century Welsh prince of Gwynedd who contested power with his brother Llywelyn ap Gruffudd during the struggle for dominance in medieval Wales.

Target entity: Owain Goch ap Gruffudd
Target entity description: Owain Goch ap Gruffudd was a 13th-century Welsh prince of Gwynedd who contested power with his brother Llywelyn ap Gruffudd during the struggle for dominance in medieval Wales.

• A. Owain ap Gruffydd
  Owain ap Gruffydd, better known as Owain Glyndŵr, was the medieval Welsh leader who led a major uprising against English rule and is celebrated as a national hero of Wales.
• B. Owain ap Hywel
  Owain ap Hywel was a 10th-century Welsh prince and ruler, one of the sons of Hywel Dda who inherited and governed parts of his father's Welsh kingdom after his death.
• C. Owain Gwynedd
  Owain Gwynedd was a 12th-century Prince of Gwynedd and one of the most powerful and successful native Welsh rulers, known for resisting Anglo-Norman encroachment and consolidating Welsh independence.
• D. Elis Gruffydd
  Elis Gruffydd was a 16th-century Welsh soldier and chronicler best known for his extensive world chronicle written in the Welsh language.
• E. Llywelyn ap Gruffudd
  Llywelyn ap Gruffudd was the 13th-century Prince of Wales and the last native ruler to unite much of Wales before its conquest by England.
• F. None of above. chosen