Triple

T3396988
Position Surface form Disambiguated ID Type / Status
Subject Owens Valley Radio Observatory E71551 entity
Predicate partOf P40 FINISHED
Object 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.
E355022 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Caltech Astronomy Department | Statement: [Owens Valley Radio Observatory, partOf, Caltech Astronomy Department]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Caltech Astronomy Department
Context triple: [Owens Valley Radio Observatory, partOf, Caltech Astronomy Department]
  • A. 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.
  • B. Kavli Institute for Astrophysics and Space Research
    The Kavli Institute for Astrophysics and Space Research is a leading MIT-based research center focused on observational and theoretical studies of the universe, including space-based astronomy and cosmology.
  • 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
    The Department of Astronomy at the University of Tokyo is a leading academic and research unit dedicated to the study of astronomy and astrophysics within the university’s Faculty of Science.
  • E. Department of Astronomy
    The Department of Astronomy is an academic unit specializing in the study and research of astronomical phenomena and astrophysics within the Faculty of Science at the University of Amsterdam.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
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: Caltech Astronomy Department
Triple: [Owens Valley Radio Observatory, partOf, Caltech Astronomy Department]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Caltech Astronomy Department
Target entity description: 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.
  • A. 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.
  • B. Kavli Institute for Astrophysics and Space Research
    The Kavli Institute for Astrophysics and Space Research is a leading MIT-based research center focused on observational and theoretical studies of the universe, including space-based astronomy and cosmology.
  • 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
    The Department of Astronomy at the University of Tokyo is a leading academic and research unit dedicated to the study of astronomy and astrophysics within the university’s Faculty of Science.
  • E. Department of Astronomy
    The Department of Astronomy is an academic unit specializing in the study and research of astronomical phenomena and astrophysics within the Faculty of Science at the University of Amsterdam.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ad85a9c4a88190a854019341cb3b60 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb8c4099081908a236376b4f86900 completed March 8, 2026, 5:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69b34bccebdc8190bbd5f2874d06a8a7 completed March 12, 2026, 11:27 p.m.
NEDg Description generation batch_69b34e46b2b48190aedee8dabf5285bd completed March 12, 2026, 11:37 p.m.
NED2 Entity disambiguation (via description) batch_69b34fc0b830819082b50ebd14b6490b completed March 12, 2026, 11:44 p.m.
Created at: March 8, 2026, 3:14 p.m.