Triple

T1541371
Position Surface form Disambiguated ID Type / Status
Subject Paranal Observatory E32872 entity
Predicate managedBy P86 FINISHED
Object ESO Directorate of Operations
The ESO Directorate of Operations is the European Southern Observatory division responsible for planning, coordinating, and overseeing the scientific and technical operations of its observatories and telescopes.
 E177891 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: ESO Directorate of Operations | Statement: [Paranal Observatory, managedBy, ESO Directorate of Operations]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: ESO Directorate of Operations
Context triple: [Paranal Observatory, managedBy, ESO Directorate of Operations]
  • A. European Southern Observatory
    The European Southern Observatory is an intergovernmental astronomy organization that designs, builds, and operates some of the world’s most advanced ground-based telescopes in the southern hemisphere.
  • B. ESO Council
    The ESO Council is the main governing body of the European Southern Observatory, composed of representatives from its member states who oversee its scientific strategy, budget, and major projects.
  • C. ESO La Silla Paranal Observatory
    ESO La Silla Paranal Observatory is a major European Southern Observatory facility in Chile that operates several world-class optical and infrared telescopes, including those at La Silla and Paranal.
  • D. 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.
  • E. European Space Astronomy Centre
    The European Space Astronomy Centre is the European Space Agency’s main hub for space science operations, hosting mission control, data processing, and archives for many of ESA’s astronomy and planetary missions.
  • 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: ESO Directorate of Operations
Triple: [Paranal Observatory, managedBy, ESO Directorate of Operations]
Generated description
The ESO Directorate of Operations is the European Southern Observatory division responsible for planning, coordinating, and overseeing the scientific and technical operations of its observatories and telescopes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: ESO Directorate of Operations
Target entity description: The ESO Directorate of Operations is the European Southern Observatory division responsible for planning, coordinating, and overseeing the scientific and technical operations of its observatories and telescopes.
  • A. European Southern Observatory
    The European Southern Observatory is an intergovernmental astronomy organization that designs, builds, and operates some of the world’s most advanced ground-based telescopes in the southern hemisphere.
  • B. ESO Council
    The ESO Council is the main governing body of the European Southern Observatory, composed of representatives from its member states who oversee its scientific strategy, budget, and major projects.
  • C. ESO La Silla Paranal Observatory
    ESO La Silla Paranal Observatory is a major European Southern Observatory facility in Chile that operates several world-class optical and infrared telescopes, including those at La Silla and Paranal.
  • D. 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.
  • E. European Space Astronomy Centre
    The European Space Astronomy Centre is the European Space Agency’s main hub for space science operations, hosting mission control, data processing, and archives for many of ESA’s astronomy and planetary missions.
  • 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_69a885ed29088190a3c2d5a3d100c16e completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa61faaaa4819089120e25f4bcb0f6 completed March 6, 2026, 5:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad37092b648190a339114ffc37d1db completed March 8, 2026, 8:44 a.m.
NEDg Description generation batch_69ad378e297c8190b5566e7989c3c5cd completed March 8, 2026, 8:47 a.m.
NED2 Entity disambiguation (via description) batch_69ad38536434819090f0bc0e3199fe08 completed March 8, 2026, 8:50 a.m.
Created at: March 4, 2026, 7:26 p.m.