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: Oerlikon 20 mm cannon | Statement: [USS Lionfish (SS-298), armament, Oerlikon 20 mm cannon]

Target entity: Oerlikon 20 mm cannon
Context triple: [USS Lionfish (SS-298), armament, Oerlikon 20 mm cannon]

• A. Oerlikon 20 mm anti-aircraft cannons chosen
  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.
• B. 35 mm Oerlikon KDE autocannon
  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.
• C. Mauser BK-27 27 mm cannon
  The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
• D. M39 cannon
  The M39 cannon is a 20 mm American revolver-type autocannon widely used in early Cold War jet fighters, valued for its high rate of fire and reliability in air-to-air and air-to-ground roles.
• E. Breda-SAFAT machine gun
  The Breda-SAFAT machine gun was a standard Italian aircraft-mounted automatic weapon used extensively by the Regia Aeronautica during the interwar period and World War II.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.