Triple

T15838939
Position Surface form Disambiguated ID Type / Status
Subject Advanced CCD Imaging Spectrometer E384051 entity
Predicate locatedAt P40 FINISHED
Object focal plane of Chandra X-ray Observatory
The focal plane of the Chandra X-ray Observatory is the precisely aligned region where incoming X-rays are brought to focus and detected by instruments such as the Advanced CCD Imaging Spectrometer to produce high-resolution astronomical images and spectra.
E79623 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: focal plane of Chandra X-ray Observatory | Statement: [Advanced CCD Imaging Spectrometer, locatedAt, focal plane of Chandra X-ray Observatory]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: focal plane of Chandra X-ray Observatory
Context triple: [Advanced CCD Imaging Spectrometer, locatedAt, focal plane of Chandra X-ray Observatory]
  • A. X-Ray Telescope
    The X-Ray Telescope is a space-based instrument designed to detect and image high-energy X-ray emissions from cosmic sources such as black holes, neutron stars, and gamma-ray bursts.
  • B. Chandra X-ray Observatory
    The Chandra X-ray Observatory is a space-based telescope that observes high-energy X-ray emissions from hot regions of the universe, such as exploded stars, galaxy clusters, and matter around black holes.
  • C. Einstein Observatory
    The Einstein Observatory was NASA’s first fully imaging X-ray telescope in space, pioneering high-resolution X-ray astronomy of cosmic sources.
  • D. Faint Object Camera
    The Faint Object Camera was a high-resolution imaging instrument on the Hubble Space Telescope designed to observe very dim and distant astronomical objects in ultraviolet and visible light.
  • E. Spektr-RG observatory
    The Spektr-RG observatory is a Russian-German space telescope mission designed to conduct an all-sky X-ray survey, particularly focused on studying galaxy clusters, black holes, and other high-energy cosmic phenomena.
  • 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: focal plane of Chandra X-ray Observatory
Triple: [Advanced CCD Imaging Spectrometer, locatedAt, focal plane of Chandra X-ray Observatory]
Generated description
The focal plane of the Chandra X-ray Observatory is the precisely aligned region where incoming X-rays are brought to focus and detected by instruments such as the Advanced CCD Imaging Spectrometer to produce high-resolution astronomical images and spectra.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: focal plane of Chandra X-ray Observatory
Target entity description: The focal plane of the Chandra X-ray Observatory is the precisely aligned region where incoming X-rays are brought to focus and detected by instruments such as the Advanced CCD Imaging Spectrometer to produce high-resolution astronomical images and spectra.
  • A. X-Ray Telescope
    The X-Ray Telescope is a space-based instrument designed to detect and image high-energy X-ray emissions from cosmic sources such as black holes, neutron stars, and gamma-ray bursts.
  • B. Chandra X-ray Observatory chosen
    The Chandra X-ray Observatory is a space-based telescope that observes high-energy X-ray emissions from hot regions of the universe, such as exploded stars, galaxy clusters, and matter around black holes.
  • C. Einstein Observatory
    The Einstein Observatory was NASA’s first fully imaging X-ray telescope in space, pioneering high-resolution X-ray astronomy of cosmic sources.
  • D. Faint Object Camera
    The Faint Object Camera was a high-resolution imaging instrument on the Hubble Space Telescope designed to observe very dim and distant astronomical objects in ultraviolet and visible light.
  • E. Spektr-RG observatory
    The Spektr-RG observatory is a Russian-German space telescope mission designed to conduct an all-sky X-ray survey, particularly focused on studying galaxy clusters, black holes, and other high-energy cosmic phenomena.
  • F. None of above.

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_69d86da34c888190976e06c4019d415a completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e142e4fa24819086a1a226082ac2d3 completed April 16, 2026, 8:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffa13c931481908ed9fd10fddd867c completed May 9, 2026, 9:03 p.m.
NEDg Description generation batch_69ffa419c6dc81908c9678f8434530f8 completed May 9, 2026, 9:16 p.m.
NED2 Entity disambiguation (via description) batch_69ffa4cff5088190a7f11fd62941f4fb completed May 9, 2026, 9:19 p.m.
Created at: April 10, 2026, 4:49 a.m.