Triple

T4885862
Position Surface form Disambiguated ID Type / Status
Subject New General Catalogue E109437 entity
Predicate compiledBy P3924 FINISHED
Object John Louis Emil Dreyer
John Louis Emil Dreyer was a Danish-Irish astronomer best known for creating influential catalogues of deep-sky objects, including the New General Catalogue (NGC).
 E476464 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: John Louis Emil Dreyer | Statement: [New General Catalogue, compiledBy, John Louis Emil Dreyer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: John Louis Emil Dreyer
Context triple: [New General Catalogue, compiledBy, John Louis Emil Dreyer]
  • A. George Willis Ritchey
    George Willis Ritchey was an American optician and telescope designer renowned for pioneering advanced reflecting telescope technologies in the early 20th century.
  • B. Edward Charles Pickering
    Edward Charles Pickering was a pioneering American astronomer and longtime director of the Harvard College Observatory, known for his major contributions to stellar spectroscopy and the classification of stars.
  • C. Heinrich Louis d'Arrest
    Heinrich Louis d'Arrest was a 19th-century German astronomer known for his contributions to comet and nebula observations, including assisting in the discovery of Neptune.
  • D. James Edward Keeler
    James Edward Keeler was an American astronomer noted for his pioneering spectroscopic studies of Saturn’s rings and for his influential role in late 19th-century astrophysical research.
  • E. A. S. Abell
    A. S. Abell was an American publisher best known as the founder of the Baltimore Sun newspaper.
  • 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: John Louis Emil Dreyer
Triple: [New General Catalogue, compiledBy, John Louis Emil Dreyer]
Generated description
John Louis Emil Dreyer was a Danish-Irish astronomer best known for creating influential catalogues of deep-sky objects, including the New General Catalogue (NGC).
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: John Louis Emil Dreyer
Target entity description: John Louis Emil Dreyer was a Danish-Irish astronomer best known for creating influential catalogues of deep-sky objects, including the New General Catalogue (NGC).
  • A. George Willis Ritchey
    George Willis Ritchey was an American optician and telescope designer renowned for pioneering advanced reflecting telescope technologies in the early 20th century.
  • B. Edward Charles Pickering
    Edward Charles Pickering was a pioneering American astronomer and longtime director of the Harvard College Observatory, known for his major contributions to stellar spectroscopy and the classification of stars.
  • C. Heinrich Louis d'Arrest
    Heinrich Louis d'Arrest was a 19th-century German astronomer known for his contributions to comet and nebula observations, including assisting in the discovery of Neptune.
  • D. James Edward Keeler
    James Edward Keeler was an American astronomer noted for his pioneering spectroscopic studies of Saturn’s rings and for his influential role in late 19th-century astrophysical research.
  • E. A. S. Abell
    A. S. Abell was an American publisher best known as the founder of the Baltimore Sun newspaper.
  • 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_69bd440f71348190b99938e59fb7f9a1 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6e01872c81909607010c10538ad1 completed March 20, 2026, 3:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69be680fd1508190bc01caeea8f56f84 completed March 21, 2026, 9:42 a.m.
NEDg Description generation batch_69be68e3ff288190803d77350a3ce6a5 completed March 21, 2026, 9:46 a.m.
NED2 Entity disambiguation (via description) batch_69be695116788190903fbd5e375bd31d completed March 21, 2026, 9:48 a.m.
Created at: March 20, 2026, 1:28 p.m.