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: Battle of the River Idle | Statement: [Kingdom of the East Angles, notableEvent, Battle of the River Idle]

Target entity: Battle of the River Idle
Context triple: [Kingdom of the East Angles, notableEvent, Battle of the River Idle]

• A. Battle of Solway Moss
  The Battle of Solway Moss was a 1542 clash between English and Scottish forces near the River Esk that ended in a disastrous defeat for Scotland and weakened the rule of James V.
• B. Battle of Otterburn
  The Battle of Otterburn was a notable 1388 clash between Scottish and English forces during the Anglo-Scottish border wars, remembered as a major Scottish victory and a celebrated episode in border ballad tradition.
• C. Battle of Deorham
  The Battle of Deorham was a late 6th-century conflict in which the West Saxons decisively defeated the Britons, leading to Saxon control of parts of southwestern Britain and the separation of Wales from the southwest peninsula.
• D. Battle of Selby
  The Battle of Selby was a key 1644 engagement in the First English Civil War in which Parliamentarian forces under Sir Thomas Fairfax defeated the Royalists, opening the way for the capture of York.
• E. Battle of Arkinholm
  The Battle of Arkinholm was a decisive 1455 clash in southern Scotland that led to the crushing of the powerful Black Douglas family and strengthened the authority of the Scottish crown.
• 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: Battle of the River Idle
Triple: [Kingdom of the East Angles, notableEvent, Battle of the River Idle]

The Battle of the River Idle was a 7th-century conflict in early Anglo-Saxon England in which the Northumbrian exile Edwin, aided by East Anglian forces, defeated and killed King Æthelfrith of Northumbria, paving the way for Edwin’s accession to the Northumbrian throne.

Target entity: Battle of the River Idle
Target entity description: The Battle of the River Idle was a 7th-century conflict in early Anglo-Saxon England in which the Northumbrian exile Edwin, aided by East Anglian forces, defeated and killed King Æthelfrith of Northumbria, paving the way for Edwin’s accession to the Northumbrian throne.

• A. Battle of Solway Moss
  The Battle of Solway Moss was a 1542 clash between English and Scottish forces near the River Esk that ended in a disastrous defeat for Scotland and weakened the rule of James V.
• B. Battle of Otterburn
  The Battle of Otterburn was a notable 1388 clash between Scottish and English forces during the Anglo-Scottish border wars, remembered as a major Scottish victory and a celebrated episode in border ballad tradition.
• C. Battle of Deorham
  The Battle of Deorham was a late 6th-century conflict in which the West Saxons decisively defeated the Britons, leading to Saxon control of parts of southwestern Britain and the separation of Wales from the southwest peninsula.
• D. Battle of Selby
  The Battle of Selby was a key 1644 engagement in the First English Civil War in which Parliamentarian forces under Sir Thomas Fairfax defeated the Royalists, opening the way for the capture of York.
• E. Battle of Arkinholm
  The Battle of Arkinholm was a decisive 1455 clash in southern Scotland that led to the crushing of the powerful Black Douglas family and strengthened the authority of the Scottish crown.
• F. None of above. chosen