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: Treaty of Worcester (1218) | Statement: [Llywelyn the Great, treaty, Treaty of Worcester (1218)]

Target entity: Treaty of Worcester (1218)
Context triple: [Llywelyn the Great, treaty, Treaty of Worcester (1218)]

• A. Treaty of Windsor (1175)
  The Treaty of Windsor (1175) was an agreement between England’s King Henry II and the Irish High King Ruaidrí Ua Conchobair that formalized English overlordship in Ireland while recognizing Ruaidrí’s authority over much of the island.
• B. Treaty of Salisbury (1289)
  The Treaty of Salisbury (1289) was a medieval diplomatic agreement between Scotland and England that helped set the terms for the proposed marriage of Margaret, the Maid of Norway, to Edward of Caernarfon and shaped the succession to the Scottish throne.
• C. Treaty of Wedmore
  The Treaty of Wedmore was the late 9th-century agreement between Alfred the Great and Viking leader Guthrum that effectively ended major Viking incursions into Wessex and laid the groundwork for the Danelaw in England.
• D. Treaty of Wallingford
  The Treaty of Wallingford was a 1153 agreement that ended the civil war in England between supporters of King Stephen and Empress Matilda by recognizing Stephen as king while naming Matilda’s son Henry (the future Henry II) as his heir.
• E. Anglo-Scottish Treaty of 1237
  The Anglo-Scottish Treaty of 1237, commonly known as the Treaty of York, was a medieval agreement that formally defined much of the border between England and Scotland.
• 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: Treaty of Worcester (1218)
Triple: [Llywelyn the Great, treaty, Treaty of Worcester (1218)]

The Treaty of Worcester (1218) was an agreement between King Henry III of England and Llywelyn the Great that confirmed and extended Llywelyn’s authority over much of Wales in return for his homage to the English crown.

Target entity: Treaty of Worcester (1218)
Target entity description: The Treaty of Worcester (1218) was an agreement between King Henry III of England and Llywelyn the Great that confirmed and extended Llywelyn’s authority over much of Wales in return for his homage to the English crown.

• A. Treaty of Windsor (1175)
  The Treaty of Windsor (1175) was an agreement between England’s King Henry II and the Irish High King Ruaidrí Ua Conchobair that formalized English overlordship in Ireland while recognizing Ruaidrí’s authority over much of the island.
• B. Treaty of Salisbury (1289)
  The Treaty of Salisbury (1289) was a medieval diplomatic agreement between Scotland and England that helped set the terms for the proposed marriage of Margaret, the Maid of Norway, to Edward of Caernarfon and shaped the succession to the Scottish throne.
• C. Treaty of Wedmore
  The Treaty of Wedmore was the late 9th-century agreement between Alfred the Great and Viking leader Guthrum that effectively ended major Viking incursions into Wessex and laid the groundwork for the Danelaw in England.
• D. Treaty of Wallingford
  The Treaty of Wallingford was a 1153 agreement that ended the civil war in England between supporters of King Stephen and Empress Matilda by recognizing Stephen as king while naming Matilda’s son Henry (the future Henry II) as his heir.
• E. Anglo-Scottish Treaty of 1237
  The Anglo-Scottish Treaty of 1237, commonly known as the Treaty of York, was a medieval agreement that formally defined much of the border between England and Scotland.
• F. None of above. chosen