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: B-17 Flying Fortress | Statement: [AN/M2, usedByAircraft, B-17 Flying Fortress]

Target entity: B-17 Flying Fortress
Context triple: [AN/M2, usedByAircraft, B-17 Flying Fortress]

• A. Boeing B-17 Flying Fortress chosen
  The Boeing B-17 Flying Fortress is a four-engine American heavy bomber of World War II, renowned for its durability, long-range strategic bombing role, and extensive use in the European theater.
• B. Consolidated B-24 Liberator
  The Consolidated B-24 Liberator was a World War II American heavy bomber known for its long range, high payload capacity, and extensive use in strategic bombing and anti-submarine roles.
• C. Martin B‑10
  The Martin B‑10 was a pioneering American all-metal monoplane bomber of the 1930s that introduced many modern features such as enclosed cockpits, internal bomb bays, and retractable landing gear.
• D. North American B-25B Mitchell
  The North American B-25B Mitchell is a twin‑engine medium bomber used by the United States during World War II, most famously in the 1942 Doolittle Raid on Japan.
• E. B-50 Superfortress
  The B-50 Superfortress was a post–World War II American strategic bomber developed from the B-29 with more powerful engines and structural improvements for long-range nuclear and reconnaissance missions.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.