Triple

T1567947
Position Surface form Disambiguated ID Type / Status
Subject Very Large Telescope E33473 entity
Predicate hasInstrument P35 FINISHED
Object FORS2
FORS2 is a versatile optical instrument on ESO’s Very Large Telescope used for imaging, spectroscopy, and polarimetry of faint astronomical objects.
E176892 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: FORS2 | Statement: [Very Large Telescope, hasInstrument, FORS2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: FORS2
Context triple: [Very Large Telescope, hasInstrument, FORS2]
  • A. FOSL
    FOSL is the stock ticker symbol for Fossil Group, an American fashion company best known for its watches, jewelry, and accessories.
  • B. Faint Object Spectrograph
    The Faint Object Spectrograph was an early-generation Hubble Space Telescope instrument designed to obtain detailed spectra of very dim astronomical objects across a wide range of wavelengths.
  • 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. MPG/ESO 2.2 m Telescope
    The MPG/ESO 2.2 m Telescope is a 2.2-meter optical telescope operated jointly by the Max Planck Society and the European Southern Observatory, widely used for imaging and survey work in the southern sky.
  • E. FRO
    FRO is the three-letter ISO 3166-1 alpha-3 country code assigned to the Faroe Islands.
  • 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: FORS2
Triple: [Very Large Telescope, hasInstrument, FORS2]
Generated description
FORS2 is a versatile optical instrument on ESO’s Very Large Telescope used for imaging, spectroscopy, and polarimetry of faint astronomical objects.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: FORS2
Target entity description: FORS2 is a versatile optical instrument on ESO’s Very Large Telescope used for imaging, spectroscopy, and polarimetry of faint astronomical objects.
  • A. FOSL
    FOSL is the stock ticker symbol for Fossil Group, an American fashion company best known for its watches, jewelry, and accessories.
  • B. Faint Object Spectrograph
    The Faint Object Spectrograph was an early-generation Hubble Space Telescope instrument designed to obtain detailed spectra of very dim astronomical objects across a wide range of wavelengths.
  • 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. MPG/ESO 2.2 m Telescope
    The MPG/ESO 2.2 m Telescope is a 2.2-meter optical telescope operated jointly by the Max Planck Society and the European Southern Observatory, widely used for imaging and survey work in the southern sky.
  • E. FRO
    FRO is the three-letter ISO 3166-1 alpha-3 country code assigned to the Faroe Islands.
  • 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_69a885f11b048190935025a035302715 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a908a15e308190b8bec55d1712812a completed March 5, 2026, 4:37 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad371b99fc8190b8af03444fd1252b completed March 8, 2026, 8:45 a.m.
NEDg Description generation batch_69ad37e306948190bbaa14829ce094e6 completed March 8, 2026, 8:48 a.m.
NED2 Entity disambiguation (via description) batch_69ad38d20b608190b95ff9906cfd9f83 completed March 8, 2026, 8:52 a.m.
Created at: March 4, 2026, 7:27 p.m.