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: Edward Heath | Statement: [United Kingdom general election, 1966, leaderOfMainOpponentParty, Edward Heath]

Target entity: Edward Heath
Context triple: [United Kingdom general election, 1966, leaderOfMainOpponentParty, Edward Heath]

• A. Edward Heath chosen
  Edward Heath was a British Conservative politician who served as Prime Minister of the United Kingdom from 1970 to 1974 and led the country into the European Economic Community.
• B. Alec Douglas-Home
  Alec Douglas-Home was a British Conservative politician who served as Prime Minister of the United Kingdom from 1963 to 1964.
• C. Ben Thatcher
  Ben Thatcher is the drummer of the British rock duo Royal Blood, known for his powerful, hard-hitting playing style.
• D. Sir Andrew Noel Agnew
  Sir Andrew Noel Agnew was a Scottish baronet and landowner best known as the husband of Gertrude Agnew, whose celebrated portrait by John Singer Sargent, "Lady Agnew of Lochnaw," became one of the artist’s most famous works.
• E. James Callaghan
  James Callaghan was a British Labour politician who served as Prime Minister of the United Kingdom from 1976 to 1979 and held all four of the UK's major offices of state during his career.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: leaderOfMainOpponentParty
Context triple: [United Kingdom general election, 1966, leaderOfMainOpponentParty, Edward Heath]

• A. oppositionLeader
  Indicates that one entity serves as the primary political leader of the opposition in relation to another governing entity.
• B. opposedLeader
  Indicates that one entity actively resisted, challenged, or worked against the leadership or authority of another entity.
• C. primaryOpposingLeader chosen
  Indicates that one entity serves as the main or chief leader directly opposing another entity in a conflict, competition, or political context.
• D. monarchOfParty
  Indicates that one entity is the reigning monarch who is formally associated with, or represents, a particular political party.
• E. politicalPartyLeader
  Indicates that one entity serves as the leader or head of a specified political party.
• F. None of above.