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: anti-slavery Whigs | Statement: [Buffalo convention of 1848, participant, anti-slavery Whigs]

Target entity: anti-slavery Whigs
Context triple: [Buffalo convention of 1848, participant, anti-slavery Whigs]

• A. Conscience Whigs chosen
  The Conscience Whigs were a faction of the Whig Party in the mid-19th century United States known for their strong opposition to the expansion of slavery and emphasis on moral reform in politics.
• B. Free Soil Party
  The Free Soil Party was a short-lived mid-19th-century American political party that opposed the expansion of slavery into western territories and helped lay the groundwork for the later Republican Party.
• C. Foxite Whigs
  The Foxite Whigs were a late 18th-century British political faction led by Charles James Fox, known for their advocacy of parliamentary reform, civil liberties, and opposition to royal influence and government authoritarianism.
• D. Whig Party
  The Whig Party was a major British political party from the late 17th to the 19th century that championed constitutional monarchy, parliamentary supremacy, and commercial interests, and later evolved into the Liberal Party.
• E. Whig Party
  The Whig Party was a major 19th-century American political party that opposed Andrew Jackson’s Democrats and promoted congressional supremacy, economic modernization, and internal improvements.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.