Triple

T3737665
Position Surface form Disambiguated ID Type / Status
Subject Chandra X-ray Observatory E79623 entity
Predicate telescopeType P2518 FINISHED
Object Wolter type I grazing-incidence telescope
A Wolter type I grazing-incidence telescope is a specialized X-ray imaging system that uses nested, shallowly angled mirror surfaces to focus high-energy X-ray photons that would otherwise penetrate or be absorbed by conventional optical mirrors.
E384049 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: Wolter type I grazing-incidence telescope | Statement: [Chandra X-ray Observatory, telescopeType, Wolter type I grazing-incidence telescope]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Wolter type I grazing-incidence telescope
Context triple: [Chandra X-ray Observatory, telescopeType, Wolter type I grazing-incidence telescope]
  • A. Maksutov–Cassegrain telescope design
    The Maksutov–Cassegrain telescope design is a compact catadioptric optical system that uses a spherical primary mirror and a meniscus corrector lens to provide long focal lengths with well-corrected, high-contrast images in a relatively short tube.
  • B. Dall–Kirkham telescope design
    The Dall–Kirkham telescope design is a type of reflecting telescope that uses an elliptical primary mirror and a spherical secondary mirror to provide good on-axis image quality with relatively simple, easy-to-manufacture optics.
  • C. Schmidt–Cassegrain telescope design
    The Schmidt–Cassegrain telescope design is a compact catadioptric optical system that combines a spherical primary mirror with a Schmidt corrector plate to provide long focal lengths in a short, portable tube widely used in amateur and professional astronomy.
  • D. Schmidt telescope
    A Schmidt telescope is a wide-field reflecting telescope design that uses a spherical primary mirror and a correcting lens to capture sharp images over a large area of the sky.
  • E. Metis coronagraph
    Metis coronagraph is a specialized telescope instrument designed to block the Sun’s bright disk so it can image and study the faint outer solar corona in visible and ultraviolet light.
  • 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: Wolter type I grazing-incidence telescope
Triple: [Chandra X-ray Observatory, telescopeType, Wolter type I grazing-incidence telescope]
Generated description
A Wolter type I grazing-incidence telescope is a specialized X-ray imaging system that uses nested, shallowly angled mirror surfaces to focus high-energy X-ray photons that would otherwise penetrate or be absorbed by conventional optical mirrors.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Wolter type I grazing-incidence telescope
Target entity description: A Wolter type I grazing-incidence telescope is a specialized X-ray imaging system that uses nested, shallowly angled mirror surfaces to focus high-energy X-ray photons that would otherwise penetrate or be absorbed by conventional optical mirrors.
  • A. Maksutov–Cassegrain telescope design
    The Maksutov–Cassegrain telescope design is a compact catadioptric optical system that uses a spherical primary mirror and a meniscus corrector lens to provide long focal lengths with well-corrected, high-contrast images in a relatively short tube.
  • B. Dall–Kirkham telescope design
    The Dall–Kirkham telescope design is a type of reflecting telescope that uses an elliptical primary mirror and a spherical secondary mirror to provide good on-axis image quality with relatively simple, easy-to-manufacture optics.
  • C. Schmidt–Cassegrain telescope design
    The Schmidt–Cassegrain telescope design is a compact catadioptric optical system that combines a spherical primary mirror with a Schmidt corrector plate to provide long focal lengths in a short, portable tube widely used in amateur and professional astronomy.
  • D. Schmidt telescope
    A Schmidt telescope is a wide-field reflecting telescope design that uses a spherical primary mirror and a correcting lens to capture sharp images over a large area of the sky.
  • E. Metis coronagraph
    Metis coronagraph is a specialized telescope instrument designed to block the Sun’s bright disk so it can image and study the faint outer solar corona in visible and ultraviolet light.
  • 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_69ad8b115610819095b02007da5ca3cb completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69adcb3e9248819098d481fe29e1c628 completed March 8, 2026, 7:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4db20bdfc81909cd27278ff5d9716 completed March 14, 2026, 3:50 a.m.
NEDg Description generation batch_69b4dbeb2a2881908bfa05613fafc53c completed March 14, 2026, 3:54 a.m.
NED2 Entity disambiguation (via description) batch_69b4dc65c88c8190b1215fed2451d45f completed March 14, 2026, 3:56 a.m.
Created at: March 8, 2026, 3:34 p.m.