Triple

T10723569
Position Surface form Disambiguated ID Type / Status
Subject IERS ICRS Centre E252881 entity
Predicate coordinatesWith P1140 FINISHED
Object IERS VLBI Coordinating Centre
The IERS VLBI Coordinating Centre is a key facility within the International Earth Rotation and Reference Systems Service that manages and coordinates Very Long Baseline Interferometry observations used to define and maintain global reference frames and monitor Earth rotation.
E252881 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: IERS VLBI Coordinating Centre | Statement: [IERS ICRS Centre, coordinatesWith, IERS VLBI Coordinating Centre]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: IERS VLBI Coordinating Centre
Context triple: [IERS ICRS Centre, coordinatesWith, IERS VLBI Coordinating Centre]
  • A. IERS Analysis Centres
    IERS Analysis Centres are specialized institutions that process geodetic and astronomical data to produce precise Earth orientation and reference frame products for the global scientific community.
  • B. IERS Rapid Service/Prediction Centre
    The IERS Rapid Service/Prediction Centre is a specialized unit that rapidly determines and forecasts Earth orientation parameters, such as polar motion and variations in the length of day, for global geodetic and astronomical applications.
  • C. IERS ICRS Centre
    The IERS ICRS Centre is the component of the International Earth Rotation and Reference Systems Service responsible for realizing, maintaining, and providing access to the International Celestial Reference System used for precise astronomical and geodetic measurements.
  • D. International Earth Rotation and Reference Systems Service
    The International Earth Rotation and Reference Systems Service (IERS) is an international organization that monitors Earth's rotation and maintains global reference systems used for precise timekeeping, navigation, and geodesy.
  • E. European VLBI Network
    The European VLBI Network is an international collaboration of radio telescopes that work together using very long baseline interferometry to achieve extremely high-resolution observations of the radio universe.
  • 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: IERS VLBI Coordinating Centre
Triple: [IERS ICRS Centre, coordinatesWith, IERS VLBI Coordinating Centre]
Generated description
The IERS VLBI Coordinating Centre is a key facility within the International Earth Rotation and Reference Systems Service that manages and coordinates Very Long Baseline Interferometry observations used to define and maintain global reference frames and monitor Earth rotation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: IERS VLBI Coordinating Centre
Target entity description: The IERS VLBI Coordinating Centre is a key facility within the International Earth Rotation and Reference Systems Service that manages and coordinates Very Long Baseline Interferometry observations used to define and maintain global reference frames and monitor Earth rotation.
  • A. IERS Analysis Centres
    IERS Analysis Centres are specialized institutions that process geodetic and astronomical data to produce precise Earth orientation and reference frame products for the global scientific community.
  • B. IERS Rapid Service/Prediction Centre
    The IERS Rapid Service/Prediction Centre is a specialized unit that rapidly determines and forecasts Earth orientation parameters, such as polar motion and variations in the length of day, for global geodetic and astronomical applications.
  • C. IERS ICRS Centre chosen
    The IERS ICRS Centre is the component of the International Earth Rotation and Reference Systems Service responsible for realizing, maintaining, and providing access to the International Celestial Reference System used for precise astronomical and geodetic measurements.
  • D. International Earth Rotation and Reference Systems Service
    The International Earth Rotation and Reference Systems Service (IERS) is an international organization that monitors Earth's rotation and maintains global reference systems used for precise timekeeping, navigation, and geodesy.
  • E. European VLBI Network
    The European VLBI Network is an international collaboration of radio telescopes that work together using very long baseline interferometry to achieve extremely high-resolution observations of the radio universe.
  • F. None of above.

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_69d6aa5d8be481909a43218b2bfdbe95 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d70d46234081908e147638d0cb7e22 completed April 9, 2026, 2:21 a.m.
NED1 Entity disambiguation (via context triple) batch_69dbb741a174819098aafac90d29d50a completed April 12, 2026, 3:16 p.m.
NEDg Description generation batch_69dbbbe545748190b2bdbc3a75224eb0 completed April 12, 2026, 3:36 p.m.
NED2 Entity disambiguation (via description) batch_69dbc59b315081909362892f5b989d25 completed April 12, 2026, 4:17 p.m.
Created at: April 8, 2026, 9:14 p.m.