Triple

T20129068
Position Surface form Disambiguated ID Type / Status
Subject Sloan Digital Sky Survey E490840 entity
Predicate telescopeUsed P8699 FINISHED
Object 2.5-meter Sloan Foundation Telescope
The 2.5-meter Sloan Foundation Telescope is a dedicated wide-field optical telescope at Apache Point Observatory, best known for conducting the Sloan Digital Sky Survey that has mapped large-scale structure in the universe.
E1412477 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: 2.5-meter Sloan Foundation Telescope | Statement: [Sloan Digital Sky Survey, telescopeUsed, 2.5-meter Sloan Foundation Telescope]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 2.5-meter Sloan Foundation Telescope
Context triple: [Sloan Digital Sky Survey, telescopeUsed, 2.5-meter Sloan Foundation Telescope]
  • A. Curtis Schmidt Telescope
    The Curtis Schmidt Telescope is a wide-field Schmidt telescope known for its photographic sky surveys and operation at the Cerro Tololo Inter-American Observatory in Chile.
  • B. Víctor M. Blanco 4-meter Telescope
    The Víctor M. Blanco 4-meter Telescope is a prominent optical telescope in Chile widely used for deep-sky surveys and cosmological research.
  • C. SMARTS 1.3-meter Telescope
    The SMARTS 1.3-meter Telescope is a small optical telescope used for a wide range of astronomical observations as part of the SMARTS consortium’s facilities in Chile.
  • D. Nicholas U. Mayall Telescope
    The Nicholas U. Mayall Telescope is a 4-meter-class optical telescope at Kitt Peak National Observatory in Arizona, widely used for large-scale astronomical surveys and cosmological research.
  • E. SMARTS 1.5-meter Telescope
    The SMARTS 1.5-meter Telescope is a medium-sized optical telescope used for a wide range of astronomical research as part of the SMARTS consortium’s observing facilities.
  • 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: 2.5-meter Sloan Foundation Telescope
Triple: [Sloan Digital Sky Survey, telescopeUsed, 2.5-meter Sloan Foundation Telescope]
Generated description
The 2.5-meter Sloan Foundation Telescope is a dedicated wide-field optical telescope at Apache Point Observatory, best known for conducting the Sloan Digital Sky Survey that has mapped large-scale structure in the universe.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 2.5-meter Sloan Foundation Telescope
Target entity description: The 2.5-meter Sloan Foundation Telescope is a dedicated wide-field optical telescope at Apache Point Observatory, best known for conducting the Sloan Digital Sky Survey that has mapped large-scale structure in the universe.
  • A. Curtis Schmidt Telescope
    The Curtis Schmidt Telescope is a wide-field Schmidt telescope known for its photographic sky surveys and operation at the Cerro Tololo Inter-American Observatory in Chile.
  • B. Víctor M. Blanco 4-meter Telescope
    The Víctor M. Blanco 4-meter Telescope is a prominent optical telescope in Chile widely used for deep-sky surveys and cosmological research.
  • C. SMARTS 1.3-meter Telescope
    The SMARTS 1.3-meter Telescope is a small optical telescope used for a wide range of astronomical observations as part of the SMARTS consortium’s facilities in Chile.
  • D. Nicholas U. Mayall Telescope
    The Nicholas U. Mayall Telescope is a 4-meter-class optical telescope at Kitt Peak National Observatory in Arizona, widely used for large-scale astronomical surveys and cosmological research.
  • E. SMARTS 1.5-meter Telescope
    The SMARTS 1.5-meter Telescope is a medium-sized optical telescope used for a wide range of astronomical research as part of the SMARTS consortium’s observing facilities.
  • 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_69da62651a0c8190a3e05e95e056a66b completed April 11, 2026, 3:01 p.m.
NER Named-entity recognition batch_69e66760b8f08190a66fbb2e9e3925a3 completed April 20, 2026, 5:50 p.m.
NED1 Entity disambiguation (via context triple) batch_6a082ddbae5481908ee89666afa6296e completed May 16, 2026, 8:42 a.m.
NEDg Description generation batch_6a082ed267588190ac209a5f5fcdac16 completed May 16, 2026, 8:46 a.m.
NED2 Entity disambiguation (via description) batch_6a082f5360ac8190bdfe653cb48c6ecb completed May 16, 2026, 8:48 a.m.
Created at: April 11, 2026, 11:31 p.m.