Triple

T257056
Position Surface form Disambiguated ID Type / Status
Subject du Pont Telescope E5457 entity
Predicate operatedBy P86 FINISHED
Object Carnegie Observatories
Carnegie Observatories is a major astronomical research institution known for operating world-class telescopes and conducting cutting-edge studies of the universe.
 E35443 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: Carnegie Observatories | Statement: [du Pont Telescope, operatedBy, Carnegie Observatories]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Carnegie Observatories
Context triple: [du Pont Telescope, operatedBy, Carnegie Observatories]
  • A. Smithsonian Astrophysical Observatory
    The Smithsonian Astrophysical Observatory is a major research institution dedicated to the study of astronomy and astrophysics, known for its work in observational astronomy, space science, and collaboration with the Harvard College Observatory.
  • B. Cerro Tololo Inter-American Observatory
    Cerro Tololo Inter-American Observatory is a major astronomical observatory complex in northern Chile that hosts multiple world-class telescopes used for cutting-edge research on the universe.
  • C. Yerkes Observatory
    Yerkes Observatory is a historic astronomical observatory in Wisconsin renowned for housing one of the world’s largest refracting telescopes and for its influential role in 20th-century astrophysical research.
  • D. Las Campanas Observatory
    Las Campanas Observatory is a major astronomical observatory in Chile renowned for its high-quality observing conditions and its role in cutting-edge optical and infrared astronomy.
  • E. 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.
  • 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: Carnegie Observatories
Triple: [du Pont Telescope, operatedBy, Carnegie Observatories]
Generated description
Carnegie Observatories is a major astronomical research institution known for operating world-class telescopes and conducting cutting-edge studies of the universe.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Carnegie Observatories
Target entity description: Carnegie Observatories is a major astronomical research institution known for operating world-class telescopes and conducting cutting-edge studies of the universe.
  • A. Smithsonian Astrophysical Observatory
    The Smithsonian Astrophysical Observatory is a major research institution dedicated to the study of astronomy and astrophysics, known for its work in observational astronomy, space science, and collaboration with the Harvard College Observatory.
  • B. Cerro Tololo Inter-American Observatory
    Cerro Tololo Inter-American Observatory is a major astronomical observatory complex in northern Chile that hosts multiple world-class telescopes used for cutting-edge research on the universe.
  • C. Yerkes Observatory
    Yerkes Observatory is a historic astronomical observatory in Wisconsin renowned for housing one of the world’s largest refracting telescopes and for its influential role in 20th-century astrophysical research.
  • D. Las Campanas Observatory
    Las Campanas Observatory is a major astronomical observatory in Chile renowned for its high-quality observing conditions and its role in cutting-edge optical and infrared astronomy.
  • E. 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.
  • 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_69a2580a64ac8190ad76e34bb0715b5e completed Feb. 28, 2026, 2:50 a.m.
NER Named-entity recognition batch_69a25d5884c88190a349d7593b688921 completed Feb. 28, 2026, 3:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69a38f4e35688190b8c8714c7f06c6ee completed March 1, 2026, 12:58 a.m.
NEDg Description generation batch_69a390159ac08190892a67e906b33df3 completed March 1, 2026, 1:02 a.m.
NED2 Entity disambiguation (via description) batch_69a3907070fc8190891fac451c8f7fad completed March 1, 2026, 1:03 a.m.
Created at: Feb. 28, 2026, 2:55 a.m.