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: Titan II rocket | Statement: [Polar Operational Environmental Satellites, launchVehicle, Titan II rocket]

Target entity: Titan II rocket
Context triple: [Polar Operational Environmental Satellites, launchVehicle, Titan II rocket]

• A. Titan II launch vehicle chosen
  The Titan II launch vehicle was a U.S. two-stage liquid-fueled rocket originally derived from an intercontinental ballistic missile and later used to launch Gemini crewed spacecraft and various satellites into orbit.
• B. Zenit rocket
  The Zenit rocket is a family of Ukrainian-designed, medium-lift launch vehicles originally developed in the Soviet era and used for both government and commercial satellite launches.
• C. Proton rocket
  The Proton rocket is a heavy-lift Russian expendable launch vehicle widely used to place large payloads, including space station modules and communications satellites, into orbit.
• D. Titan IIIC
  Titan IIIC was a U.S. Air Force heavy-lift expendable launch vehicle used primarily in the 1960s and 1970s to place military and experimental payloads into orbit.
• E. Vostok-2 rocket
  The Vostok-2 rocket was a Soviet expendable launch vehicle derived from the R-7 family, used primarily in the early 1960s to launch reconnaissance and scientific satellites into low Earth orbit.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.