Triple

T8064376
Position Surface form Disambiguated ID Type / Status
Subject Roque de los Muchachos E188204 entity
Predicate hasTelescope P35 FINISHED
Object Nordic Optical Telescope
The Nordic Optical Telescope is a 2.56-meter optical/infrared research telescope operated by a consortium of Nordic countries and located at the Roque de los Muchachos Observatory on La Palma in the Canary Islands.
E717845 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: Nordic Optical Telescope | Statement: [Roque de los Muchachos, hasTelescope, Nordic Optical Telescope]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nordic Optical Telescope
Context triple: [Roque de los Muchachos, hasTelescope, Nordic Optical Telescope]
  • A. Gran Telescopio Canarias
    Gran Telescopio Canarias is one of the world’s largest single-aperture optical-infrared telescopes, located at a high-altitude observatory in the Canary Islands for cutting-edge astronomical research.
  • B. ESO 1.52-metre telescope
    The ESO 1.52-metre telescope is a mid-sized optical telescope at the La Silla Observatory in Chile, used for a variety of astronomical observations and instrumental projects.
  • C. ESO 3.6 m Telescope
    The ESO 3.6 m Telescope is a major optical telescope operated by the European Southern Observatory in Chile, known for hosting the HARPS spectrograph used in exoplanet discovery.
  • D. Paranal Observatory
    Paranal Observatory is a major astronomical research facility in Chile’s Atacama Desert that hosts the European Southern Observatory’s Very Large Telescope array.
  • E. Isaac Newton Telescope
    The Isaac Newton Telescope is a professional optical astronomical telescope, originally located at the Royal Greenwich Observatory and now situated at the Roque de los Muchachos Observatory in La Palma, used for a wide range of observational research.
  • 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: Nordic Optical Telescope
Triple: [Roque de los Muchachos, hasTelescope, Nordic Optical Telescope]
Generated description
The Nordic Optical Telescope is a 2.56-meter optical/infrared research telescope operated by a consortium of Nordic countries and located at the Roque de los Muchachos Observatory on La Palma in the Canary Islands.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nordic Optical Telescope
Target entity description: The Nordic Optical Telescope is a 2.56-meter optical/infrared research telescope operated by a consortium of Nordic countries and located at the Roque de los Muchachos Observatory on La Palma in the Canary Islands.
  • A. Gran Telescopio Canarias
    Gran Telescopio Canarias is one of the world’s largest single-aperture optical-infrared telescopes, located at a high-altitude observatory in the Canary Islands for cutting-edge astronomical research.
  • B. ESO 1.52-metre telescope
    The ESO 1.52-metre telescope is a mid-sized optical telescope at the La Silla Observatory in Chile, used for a variety of astronomical observations and instrumental projects.
  • C. ESO 3.6 m Telescope
    The ESO 3.6 m Telescope is a major optical telescope operated by the European Southern Observatory in Chile, known for hosting the HARPS spectrograph used in exoplanet discovery.
  • D. Paranal Observatory
    Paranal Observatory is a major astronomical research facility in Chile’s Atacama Desert that hosts the European Southern Observatory’s Very Large Telescope array.
  • E. Isaac Newton Telescope
    The Isaac Newton Telescope is a professional optical astronomical telescope, originally located at the Royal Greenwich Observatory and now situated at the Roque de los Muchachos Observatory in La Palma, used for a wide range of observational research.
  • 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_69ca82b42674819086840efea12478e5 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3fd07fd08190a3b61cb3369ee6a6 completed March 31, 2026, 3:30 a.m.
NED1 Entity disambiguation (via context triple) batch_69ccecdfddb08190bfda3bb5c02215d9 completed April 1, 2026, 10:01 a.m.
NEDg Description generation batch_69ccf0982f4481908e2a59424fdf470f completed April 1, 2026, 10:16 a.m.
NED2 Entity disambiguation (via description) batch_69cd051913708190a83f925cf0cbbaa1 completed April 1, 2026, 11:44 a.m.
Created at: March 30, 2026, 5:26 p.m.