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: 35 mm Oerlikon GDF anti-aircraft gun | Statement: [South African Army Air Defence Artillery Formation, usesWeaponSystem, 35 mm Oerlikon GDF anti-aircraft gun]

Target entity: 35 mm Oerlikon GDF anti-aircraft gun
Context triple: [South African Army Air Defence Artillery Formation, usesWeaponSystem, 35 mm Oerlikon GDF anti-aircraft gun]

• A. 35 mm Oerlikon KDE autocannon chosen
  The 35 mm Oerlikon KDE autocannon is a Swiss-designed, rapid-firing automatic cannon widely used as the main gun on modern armored fighting vehicles and for air-defense applications.
• B. Oerlikon 20 mm anti-aircraft cannons
  The Oerlikon 20 mm anti-aircraft cannon is a widely used World War II-era automatic gun renowned for its rapid-fire capability against aircraft and light surface targets on naval vessels and ground installations.
• C. S-60 57 mm anti-aircraft gun
  The S-60 57 mm anti-aircraft gun is a Soviet-designed, towed, radar-directed automatic cannon widely used during the Cold War for medium-altitude air defense.
• D. 40 mm Bofors autocannon
  The 40 mm Bofors autocannon is a widely used, rapid-firing anti-aircraft and multi-purpose gun system renowned for its reliability and effectiveness since World War II.
• E. 37 mm Nudelman N-37 cannon
  The 37 mm Nudelman N-37 cannon is a powerful Soviet aircraft autocannon developed in the late 1940s, widely used as a primary heavy armament on early jet fighters and other combat aircraft.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.