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: British Eastern Fleet vanguard | Statement: [Attack on Force Z, navalFormationAttacked, British Eastern Fleet vanguard]

Target entity: British Eastern Fleet vanguard
Context triple: [Attack on Force Z, navalFormationAttacked, British Eastern Fleet vanguard]

• A. British Eastern Fleet chosen
  The British Eastern Fleet was a major Royal Navy formation that operated primarily in the Indian Ocean during the Second World War, tasked with protecting Allied sea lanes and countering Japanese naval forces.
• B. French Eastern Mediterranean Fleet
  The French Eastern Mediterranean Fleet was a World War I French naval formation that operated in the eastern Mediterranean, notably supporting Allied operations during the Gallipoli campaign.
• C. British Harwich Force
  The British Harwich Force was a Royal Navy flotilla of light cruisers and destroyers based at Harwich that conducted patrols, escorts, and offensive operations in the North Sea during World War I.
• D. Battle Cruiser Fleet
  The Battle Cruiser Fleet was a key formation of fast, heavily armed capital ships within the British Royal Navy during World War I, designed for high-speed engagements and reconnaissance in support of the Grand Fleet.
• E. Royal Navy cruiser squadron
  The Royal Navy cruiser squadron was a formation of British warships centered on cruisers, organized for fleet operations such as commerce protection, patrol, and surface engagements.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: navalFormationAttacked
Context triple: [Attack on Force Z, navalFormationAttacked, British Eastern Fleet vanguard]

• A. shipAttacked
  Indicates that one ship has carried out an attack against another ship.
• B. navalForceTargeted chosen
  Indicates that a naval force is selected or designated as the target of an action or operation.
• C. attackedByVessel
  Indicates that an entity is the target of an attack carried out by a vessel (such as a ship or boat).
• D. fleetDestroyedBy
  Indicates that a fleet was destroyed as a direct result of actions taken by another specified entity.
• E. commanderOfAttackedShip
  Indicates that one entity is the commanding officer of a ship that is the target of an attack.
• F. None of above.