Triple

T4378606
Position Surface form Disambiguated ID Type / Status
Subject Canada–France–Hawaii Telescope E99069 entity
Predicate hasInstrument P35 FINISHED
Object ESPaDOnS
ESPaDOnS is a high-resolution optical spectropolarimeter used for detailed studies of stellar magnetic fields and related astrophysical phenomena.
 E435729 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: ESPaDOnS | Statement: [Canada–France–Hawaii Telescope, hasInstrument, ESPaDOnS]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: ESPaDOnS
Context triple: [Canada–France–Hawaii Telescope, hasInstrument, ESPaDOnS]
  • A. HARPS spectrograph
    The HARPS spectrograph is a high-precision, fiber-fed echelle spectrograph designed primarily for detecting exoplanets via radial velocity measurements.
  • B. X-shooter
    X-shooter is a high-efficiency, medium-resolution spectrograph on the Very Large Telescope that simultaneously covers a very wide wavelength range from the ultraviolet to the near-infrared.
  • C. FEROS spectrograph
    The FEROS spectrograph is a high-resolution, fiber-fed echelle spectrograph used in optical astronomy for precise stellar spectroscopy and radial velocity measurements.
  • D. Magellan Echellette Spectrograph (MagE)
    Magellan Echellette Spectrograph (MagE) is a medium-resolution optical echellette spectrograph designed for wide wavelength coverage and efficient spectroscopy of faint astronomical sources.
  • E. GNIRS (Gemini Near-Infrared Spectrograph)
    GNIRS (Gemini Near-Infrared Spectrograph) is a high-resolution near-infrared spectrograph used on the Gemini North telescope to study the composition, kinematics, and physical conditions of astronomical objects.
  • 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: ESPaDOnS
Triple: [Canada–France–Hawaii Telescope, hasInstrument, ESPaDOnS]
Generated description
ESPaDOnS is a high-resolution optical spectropolarimeter used for detailed studies of stellar magnetic fields and related astrophysical phenomena.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: ESPaDOnS
Target entity description: ESPaDOnS is a high-resolution optical spectropolarimeter used for detailed studies of stellar magnetic fields and related astrophysical phenomena.
  • A. HARPS spectrograph
    The HARPS spectrograph is a high-precision, fiber-fed echelle spectrograph designed primarily for detecting exoplanets via radial velocity measurements.
  • B. X-shooter
    X-shooter is a high-efficiency, medium-resolution spectrograph on the Very Large Telescope that simultaneously covers a very wide wavelength range from the ultraviolet to the near-infrared.
  • C. FEROS spectrograph
    The FEROS spectrograph is a high-resolution, fiber-fed echelle spectrograph used in optical astronomy for precise stellar spectroscopy and radial velocity measurements.
  • D. Magellan Echellette Spectrograph (MagE)
    Magellan Echellette Spectrograph (MagE) is a medium-resolution optical echellette spectrograph designed for wide wavelength coverage and efficient spectroscopy of faint astronomical sources.
  • E. GNIRS (Gemini Near-Infrared Spectrograph)
    GNIRS (Gemini Near-Infrared Spectrograph) is a high-resolution near-infrared spectrograph used on the Gemini North telescope to study the composition, kinematics, and physical conditions of astronomical objects.
  • 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_69b3454ea8f48190a49c2436624d6ef6 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b35240092c81908e26ff607d665e7a completed March 12, 2026, 11:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5e51c87908190a561513ec64a2d72 completed March 14, 2026, 10:45 p.m.
NEDg Description generation batch_69b5e72525248190bfe813f61355c19c completed March 14, 2026, 10:54 p.m.
NED2 Entity disambiguation (via description) batch_69b5e78e07388190b40e6d9817c44c9e completed March 14, 2026, 10:56 p.m.
Created at: March 12, 2026, 11:18 p.m.