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: 81st United States Congress | Statement: [Social Security Amendments of 1950, legislativeSession, 81st United States Congress]

Target entity: 81st United States Congress
Context triple: [Social Security Amendments of 1950, legislativeSession, 81st United States Congress]

• A. 81st United States Congress chosen
  The 81st United States Congress was the federal legislative body in session from 1949 to 1951 during President Harry S. Truman’s administration, notable for advancing key Fair Deal domestic policies.
• B. 87th United States Congress
  The 87th United States Congress was the federal legislature in session from 1961 to 1963 during the early years of the Kennedy administration, enacting major legislation on civil rights, space exploration, and social welfare.
• C. 80th United States Congress
  The 80th United States Congress (1947–1949) was the post–World War II Republican-controlled Congress notable for major Cold War-era legislation, including national security reorganization and the early framework of U.S. containment policy.
• D. 85th United States Congress
  The 85th United States Congress was the federal legislature of the U.S. that met from 1957 to 1959 during the Eisenhower administration, enacting key civil rights and Cold War-era legislation.
• E. 86th United States Congress
  The 86th United States Congress was the federal legislature in session from 1959 to 1961 during the Eisenhower administration, enacting significant Cold War–era and domestic legislation.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.