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-93, payload, Inertial Upper Stage]

Target entity: Inertial Upper Stage
Context triple: [STS-93, payload, 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. Lockheed Agena upper stage
  The Lockheed Agena upper stage was a versatile rocket stage used extensively during the early U.S. space program as both a satellite booster and maneuverable spacecraft bus for missions including reconnaissance and rendezvous experiments.
• C. Ablestar upper stage
  The Ablestar upper stage was a liquid-fueled rocket stage developed in the late 1950s–early 1960s to enhance the Thor missile’s capability for placing satellites into orbit and performing precise orbital maneuvers.
• D. 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.
• E. 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.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.