Triple

T4411102
Position Surface form Disambiguated ID Type / Status
Subject W. M. Keck Observatory E94854 entity
Predicate hasInstrument P35 FINISHED
Object NIRC2 camera
The NIRC2 camera is a near-infrared imaging instrument used with adaptive optics on the Keck II telescope to obtain high-resolution astronomical observations.
E438729 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: NIRC2 camera | Statement: [W. M. Keck Observatory, hasInstrument, NIRC2 camera]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: NIRC2 camera
Context triple: [W. M. Keck Observatory, hasInstrument, NIRC2 camera]
  • A. NIRI (Near-Infrared Imager and Spectrometer)
    NIRI (Near-Infrared Imager and Spectrometer) is a near-infrared camera and spectrograph used on large telescopes to capture detailed images and spectra of astronomical objects at infrared wavelengths.
  • B. MegaCam
    MegaCam is a wide-field optical imaging camera used for deep-sky astronomical surveys on the Canada–France–Hawaii Telescope.
  • C. NIRCam
    NIRCam is the primary near-infrared imaging camera on the James Webb Space Telescope, designed for high-resolution observations of distant galaxies, stars, and exoplanets.
  • D. Near Infrared Camera and Multi-Object Spectrometer
    The Near Infrared Camera and Multi-Object Spectrometer (NICMOS) is a Hubble Space Telescope instrument designed to capture high-resolution images and spectra in the near-infrared, enabling studies of faint, distant, and dust-obscured astronomical objects.
  • E. Infrared Array Camera
    The Infrared Array Camera is a highly sensitive four-channel infrared imaging instrument that captured detailed views of celestial objects for NASA’s Spitzer Space Telescope.
  • 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: NIRC2 camera
Triple: [W. M. Keck Observatory, hasInstrument, NIRC2 camera]
Generated description
The NIRC2 camera is a near-infrared imaging instrument used with adaptive optics on the Keck II telescope to obtain high-resolution astronomical observations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: NIRC2 camera
Target entity description: The NIRC2 camera is a near-infrared imaging instrument used with adaptive optics on the Keck II telescope to obtain high-resolution astronomical observations.
  • A. NIRI (Near-Infrared Imager and Spectrometer)
    NIRI (Near-Infrared Imager and Spectrometer) is a near-infrared camera and spectrograph used on large telescopes to capture detailed images and spectra of astronomical objects at infrared wavelengths.
  • B. MegaCam
    MegaCam is a wide-field optical imaging camera used for deep-sky astronomical surveys on the Canada–France–Hawaii Telescope.
  • C. NIRCam
    NIRCam is the primary near-infrared imaging camera on the James Webb Space Telescope, designed for high-resolution observations of distant galaxies, stars, and exoplanets.
  • D. Near Infrared Camera and Multi-Object Spectrometer
    The Near Infrared Camera and Multi-Object Spectrometer (NICMOS) is a Hubble Space Telescope instrument designed to capture high-resolution images and spectra in the near-infrared, enabling studies of faint, distant, and dust-obscured astronomical objects.
  • E. Infrared Array Camera
    The Infrared Array Camera is a highly sensitive four-channel infrared imaging instrument that captured detailed views of celestial objects for NASA’s Spitzer Space Telescope.
  • 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_69b34539638c8190abfea3eb29425210 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b354e4c58c8190b4190aad3095a1dd completed March 13, 2026, 12:05 a.m.
NED1 Entity disambiguation (via context triple) batch_69b5f6131de08190968259a0be73cd3f completed March 14, 2026, 11:58 p.m.
NEDg Description generation batch_69b5f76c8ea08190a6f6c81f0c3dcea7 completed March 15, 2026, 12:03 a.m.
NED2 Entity disambiguation (via description) batch_69b5f7e313f48190afb83123e3b24926 completed March 15, 2026, 12:05 a.m.
Created at: March 12, 2026, 11:29 p.m.