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: Inertial Upper Stage | Statement: [STS-6, upperStageUsed, Inertial Upper Stage]

Target entity: Inertial Upper Stage
Context triple: [STS-6, upperStageUsed, Inertial Upper Stage]

• A. Inertial Upper Stage chosen
  The Inertial Upper Stage was a two-stage, solid-fueled rocket used primarily with the Space Shuttle and Titan launch vehicles to boost satellites from low Earth orbit to higher orbits such as geostationary transfer orbit.
• B. Exploration Upper Stage
  The Exploration Upper Stage is a powerful second stage designed to enhance NASA’s Space Launch System rocket’s capability to send heavier payloads and crewed missions deeper into space, including to the Moon and beyond.
• C. Centaur upper stage
  The Centaur upper stage is a high-energy rocket stage developed by the United States that pioneered the use of liquid hydrogen and liquid oxygen propellants to boost payloads from low Earth orbit to higher orbits and interplanetary trajectories.
• D. Interim Cryogenic Propulsion Stage
  The Interim Cryogenic Propulsion Stage is a liquid hydrogen–liquid oxygen upper stage used on early NASA Space Launch System missions to provide orbital insertion and translunar injection capability before the introduction of a more powerful exploration upper stage.
• E. Agena Target Vehicle
  The Agena Target Vehicle was an unmanned spacecraft used during NASA's Gemini program to practice rendezvous and docking maneuvers in Earth orbit.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.