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: Æthelfrith of Northumbria | Statement: [Battle of the River Idle, opposedByLeader, Æthelfrith of Northumbria]

Target entity: Æthelfrith of Northumbria
Context triple: [Battle of the River Idle, opposedByLeader, Æthelfrith of Northumbria]

• A. Æthelfrith of Northumbria chosen
  Æthelfrith of Northumbria was an early 7th-century Anglo-Saxon king noted for uniting Bernicia and Deira into the powerful kingdom of Northumbria and for his military successes against neighboring Brittonic kingdoms.
• B. Ecgfrith of Northumbria
  Ecgfrith of Northumbria was a 7th-century king of the Anglo-Saxon kingdom of Northumbria, noted for his military campaigns and his death in battle against the Picts.
• C. Oswald of Northumbria
  Oswald of Northumbria was a 7th-century Anglo-Saxon king renowned for uniting much of northern England under his rule and promoting Christianity before his death in battle.
• D. Ecgfrith of Mercia
  Ecgfrith of Mercia was the short-reigning son and successor of King Offa, briefly ruling the Anglo-Saxon kingdom of Mercia in the late 8th century before his early death ended Offa’s dynastic line.
• E. King Ælla of Northumbria
  King Ælla of Northumbria was a 9th-century Anglo-Saxon ruler best known for his violent conflict with Viking invaders and his legendary death at their hands, which later became central to Norse saga tradition.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.