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: U.S. Naval Observatory (new building) | Statement: [Paul J. Pelz, notableWork, U.S. Naval Observatory (new building)]

Target entity: U.S. Naval Observatory (new building)
Context triple: [Paul J. Pelz, notableWork, U.S. Naval Observatory (new building)]

• A. Old Naval Observatory
  The Old Naval Observatory is a historic Washington, D.C. complex that once housed the U.S. Naval Observatory and later served as a key administrative site for the U.S. Navy.
• B. United States Naval Observatory grounds
  The United States Naval Observatory grounds are a secure federal compound in northwest Washington, D.C., housing the U.S. Naval Observatory and the official residence of the U.S. vice president.
• C. United States Naval Observatory Flagstaff Station
  The United States Naval Observatory Flagstaff Station is an astronomical observatory in Flagstaff, Arizona, operated by the U.S. Naval Observatory for high-precision astrometric and related observations.
• D. Lyman Spitzer Building at Princeton University
  The Lyman Spitzer Building at Princeton University is a campus facility named in honor of astrophysicist Lyman Spitzer Jr., reflecting his pioneering contributions to theoretical astrophysics and space science.
• E. Dearborn Observatory
  Dearborn Observatory is a historic astronomical observatory at Northwestern University in Evanston, Illinois, known for its large refracting telescope and long-standing role in American astronomical research.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: U.S. Naval Observatory (new building)
Triple: [Paul J. Pelz, notableWork, U.S. Naval Observatory (new building)]

The U.S. Naval Observatory (new building) is a prominent late-19th-century astronomical and timekeeping facility in Washington, D.C., designed in a grand architectural style to house the United States' primary naval observatory operations.

Target entity: U.S. Naval Observatory (new building)
Target entity description: The U.S. Naval Observatory (new building) is a prominent late-19th-century astronomical and timekeeping facility in Washington, D.C., designed in a grand architectural style to house the United States' primary naval observatory operations.

• A. Old Naval Observatory
  The Old Naval Observatory is a historic Washington, D.C. complex that once housed the U.S. Naval Observatory and later served as a key administrative site for the U.S. Navy.
• B. United States Naval Observatory grounds chosen
  The United States Naval Observatory grounds are a secure federal compound in northwest Washington, D.C., housing the U.S. Naval Observatory and the official residence of the U.S. vice president.
• C. United States Naval Observatory Flagstaff Station
  The United States Naval Observatory Flagstaff Station is an astronomical observatory in Flagstaff, Arizona, operated by the U.S. Naval Observatory for high-precision astrometric and related observations.
• D. Lyman Spitzer Building at Princeton University
  The Lyman Spitzer Building at Princeton University is a campus facility named in honor of astrophysicist Lyman Spitzer Jr., reflecting his pioneering contributions to theoretical astrophysics and space science.
• E. Dearborn Observatory
  Dearborn Observatory is a historic astronomical observatory at Northwestern University in Evanston, Illinois, known for its large refracting telescope and long-standing role in American astronomical research.
• F. None of above.