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: Mercury spacecraft | Statement: [Atlas LV-3B, payload, Mercury spacecraft]

Target entity: Mercury spacecraft
Context triple: [Atlas LV-3B, payload, Mercury spacecraft]

• A. Mercury spacecraft chosen
  The Mercury spacecraft was NASA’s first crewed space vehicle, designed in the early 1960s to carry a single astronaut into Earth orbit and safely return them, paving the way for later Gemini and Apollo missions.
• B. Mercury spacecraft Sigma 7
  Mercury spacecraft Sigma 7 was the crewed capsule flown by astronaut Wally Schirra on NASA’s Mercury-Atlas 8 mission, a 1962 Earth-orbital flight focused on engineering tests and spacecraft performance.
• C. Gemini spacecraft
  The Gemini spacecraft was NASA’s two-person capsule used in the mid-1960s to develop critical spaceflight techniques such as orbital rendezvous, docking, and extended missions in preparation for the Apollo Moon landings.
• D. Mercury spacecraft Freedom 7
  Mercury spacecraft Freedom 7 was the capsule that carried astronaut Alan Shepard on the first American crewed spaceflight in 1961.
• E. Apollo spacecraft
  The Apollo spacecraft was NASA’s crewed vehicle used in the 1960s–70s Apollo program to carry astronauts to and from lunar orbit and support Moon landings.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.