Triple

T5721027
Position Surface form Disambiguated ID Type / Status
Subject Harvard College Observatory E126144 entity
Predicate notableWork P4 FINISHED
Object Harvard Revised Photometry
Harvard Revised Photometry is a comprehensive star catalog produced by the Harvard College Observatory that provided standardized photometric measurements for thousands of stars and became a foundational reference in stellar astronomy.
E541299 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: Harvard Revised Photometry | Statement: [Harvard College Observatory, notableWork, Harvard Revised Photometry]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Harvard Revised Photometry
Context triple: [Harvard College Observatory, notableWork, Harvard Revised Photometry]
  • A. Armagh Catalogue of Stars
    The Armagh Catalogue of Stars is a 19th-century astronomical star catalog compiled at Armagh Observatory, listing precise positions and related data for thousands of stars.
  • B. Smithsonian Astrophysical Observatory Star Catalogs
    The Smithsonian Astrophysical Observatory Star Catalogs are comprehensive astronomical catalogs that provide precise positional and photometric data for millions of stars, widely used for research and satellite tracking.
  • C. Harvard spectral classification of stars
    The Harvard spectral classification of stars is an early 20th-century system that categorizes stars by their spectral characteristics and surface temperatures into types O, B, A, F, G, K, and M, forming the basis of modern stellar classification.
  • D. Photometria
    Photometria is an influential 1760 treatise by Johann Heinrich Lambert that laid the foundations of photometry by quantitatively describing the measurement and behavior of light.
  • E. Henry Draper Catalogue
    The Henry Draper Catalogue is a pioneering astronomical star catalog that provides spectral classifications and designations for hundreds of thousands of stars, forming a foundational resource in stellar astronomy.
  • 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: Harvard Revised Photometry
Triple: [Harvard College Observatory, notableWork, Harvard Revised Photometry]
Generated description
Harvard Revised Photometry is a comprehensive star catalog produced by the Harvard College Observatory that provided standardized photometric measurements for thousands of stars and became a foundational reference in stellar astronomy.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Harvard Revised Photometry
Target entity description: Harvard Revised Photometry is a comprehensive star catalog produced by the Harvard College Observatory that provided standardized photometric measurements for thousands of stars and became a foundational reference in stellar astronomy.
  • A. Armagh Catalogue of Stars
    The Armagh Catalogue of Stars is a 19th-century astronomical star catalog compiled at Armagh Observatory, listing precise positions and related data for thousands of stars.
  • B. Smithsonian Astrophysical Observatory Star Catalogs
    The Smithsonian Astrophysical Observatory Star Catalogs are comprehensive astronomical catalogs that provide precise positional and photometric data for millions of stars, widely used for research and satellite tracking.
  • C. Harvard spectral classification of stars
    The Harvard spectral classification of stars is an early 20th-century system that categorizes stars by their spectral characteristics and surface temperatures into types O, B, A, F, G, K, and M, forming the basis of modern stellar classification.
  • D. Photometria
    Photometria is an influential 1760 treatise by Johann Heinrich Lambert that laid the foundations of photometry by quantitatively describing the measurement and behavior of light.
  • E. Henry Draper Catalogue
    The Henry Draper Catalogue is a pioneering astronomical star catalog that provides spectral classifications and designations for hundreds of thousands of stars, forming a foundational resource in stellar astronomy.
  • 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_69c0082e3d548190950169847b43043b completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c024e328e08190a67e845b296e34e9 completed March 22, 2026, 5:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69c05a80aefc8190b6ea35ab405ea502 completed March 22, 2026, 9:09 p.m.
NEDg Description generation batch_69c05c7663388190ab491144149532a4 completed March 22, 2026, 9:17 p.m.
NED2 Entity disambiguation (via description) batch_69c05d2ef9488190ac0111cb6a94b1d0 completed March 22, 2026, 9:20 p.m.
Created at: March 22, 2026, 3:46 p.m.