Triple

T5721054
Position Surface form Disambiguated ID Type / Status
Subject Harvard College Observatory E126144 entity
Predicate operatedBy P86 FINISHED
Object Harvard University Department of Astronomy
The Harvard University Department of Astronomy is a leading academic and research department specializing in the study of the universe, from planets and stars to galaxies and cosmology.
E541304 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

Instruction
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).
Input
Phrase: Harvard University Department of Astronomy | Statement: [Harvard College Observatory, operatedBy, Harvard University Department of Astronomy]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Harvard University Department of Astronomy
Context triple: [Harvard College Observatory, operatedBy, Harvard University Department of Astronomy]
  • A. Caltech Astronomy Department
    The Caltech Astronomy Department is a leading academic and research division of the California Institute of Technology, renowned for its pioneering work in observational and theoretical astrophysics and its operation of major astronomical facilities.
  • B. Harvard University Department of Physics
    The Harvard University Department of Physics is a leading academic department renowned for its research and teaching in fundamental and applied physics, spanning areas from quantum mechanics and particle physics to astrophysics and condensed matter.
  • C. Department of Astrophysical Sciences at Princeton University
    The Department of Astrophysical Sciences at Princeton University is a leading academic department dedicated to research and education in astronomy, astrophysics, and related physical sciences.
  • D. Department of Astronomy (UC Berkeley)
    The Department of Astronomy at UC Berkeley is a leading academic and research unit renowned for its contributions to observational and theoretical astrophysics, cosmology, and the training of future astronomers.
  • E. Department of Astronomy and Astrophysics, University of Chicago
    The Department of Astronomy and Astrophysics at the University of Chicago is a leading academic and research department renowned for its contributions to observational, theoretical, and experimental astrophysics and cosmology.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Harvard University Department of Astronomy
Target entity description: The Harvard University Department of Astronomy is a leading academic and research department specializing in the study of the universe, from planets and stars to galaxies and cosmology.
  • A. Caltech Astronomy Department
    The Caltech Astronomy Department is a leading academic and research division of the California Institute of Technology, renowned for its pioneering work in observational and theoretical astrophysics and its operation of major astronomical facilities.
  • B. Harvard University Department of Physics
    The Harvard University Department of Physics is a leading academic department renowned for its research and teaching in fundamental and applied physics, spanning areas from quantum mechanics and particle physics to astrophysics and condensed matter.
  • C. Department of Astrophysical Sciences at Princeton University
    The Department of Astrophysical Sciences at Princeton University is a leading academic department dedicated to research and education in astronomy, astrophysics, and related physical sciences.
  • D. Department of Astronomy (UC Berkeley)
    The Department of Astronomy at UC Berkeley is a leading academic and research unit renowned for its contributions to observational and theoretical astrophysics, cosmology, and the training of future astronomers.
  • E. Department of Astronomy and Astrophysics, University of Chicago
    The Department of Astronomy and Astrophysics at the University of Chicago is a leading academic and research department renowned for its contributions to observational, theoretical, and experimental astrophysics and cosmology.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

Instruction
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]"
Input
Entity: Harvard University Department of Astronomy
Triple: [Harvard College Observatory, operatedBy, Harvard University Department of Astronomy]
Generated description
The Harvard University Department of Astronomy is a leading academic and research department specializing in the study of the universe, from planets and stars to galaxies and cosmology.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69c0082e3d548190950169847b43043b elicitation completed
NER batch_69c024e328e08190a67e845b296e34e9 ner completed
NED1 batch_69c05a80aefc8190b6ea35ab405ea502 ned_source_triple completed
NED2 batch_69c05d2ef9488190ac0111cb6a94b1d0 ned_description completed
NEDg batch_69c05c7663388190ab491144149532a4 nedg completed
Created at: March 22, 2026, 3:46 p.m.