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: E-6A Mercury | Statement: [TACAMO, aircraftUsed, E-6A Mercury]

Target entity: E-6A Mercury
Context triple: [TACAMO, aircraftUsed, E-6A Mercury]

• A. Boeing E-6 Mercury chosen
  The Boeing E-6 Mercury is a U.S. Navy airborne command post and communications relay aircraft used to maintain secure links with nuclear forces, derived from the Boeing 707 airframe.
• B. Douglas B-66 Destroyer
  The Douglas B-66 Destroyer was a Cold War-era American twin-engine light bomber and reconnaissance aircraft used primarily by the U.S. Air Force for tactical bombing, electronic warfare, and photo-reconnaissance missions.
• C. Douglas A-3 Skywarrior
  The Douglas A-3 Skywarrior is a Cold War-era U.S. Navy carrier-based jet aircraft originally developed as a strategic bomber and later adapted for roles such as electronic warfare and aerial refueling.
• D. Lockheed P-2 Neptune
  The Lockheed P-2 Neptune is a Cold War-era American maritime patrol and anti-submarine warfare aircraft used extensively by the U.S. Navy and allied forces.
• E. Consolidated PB2Y Coronado
  The Consolidated PB2Y Coronado was a large American World War II-era flying boat used primarily by the U.S. Navy for long-range patrol, transport, and maritime reconnaissance duties.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.