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: Francis Preston Blair | Statement: [Frank Blair Jr., father, Francis Preston Blair]

Target entity: Francis Preston Blair
Context triple: [Frank Blair Jr., father, Francis Preston Blair]

• A. Francis Preston Blair chosen
  Francis Preston Blair was a prominent 19th-century American journalist and political adviser who became an influential figure in national politics as a close ally of President Andrew Jackson and a key leader in the Democratic and later Republican parties.
• B. Montgomery Blair
  Montgomery Blair was a 19th-century American lawyer and politician who served as U.S. Postmaster General in Abraham Lincoln’s cabinet during the Civil War.
• C. Amos Kendall
  Amos Kendall was a prominent 19th-century American journalist, political adviser, and U.S. Postmaster General who was a key member of President Andrew Jackson’s “Kitchen Cabinet.”
• D. Elbridge G. Spaulding
  Elbridge G. Spaulding was a 19th-century American politician and banker from New York, best known for helping to create the U.S. "greenback" currency during the Civil War.
• E. Benjamin W. S. Cabell
  Benjamin W. S. Cabell was a 19th-century American figure best known as the father of Confederate general and Dallas mayor William L. Cabell.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.