Triple

T2184514
Position Surface form Disambiguated ID Type / Status
Subject International Earth Rotation and Reference Systems Service E49119 entity
Predicate maintains P1580 FINISHED
Object International Terrestrial Reference Frame E242103 NE FINISHED

How this triple was built (2 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: International Terrestrial Reference Frame | Statement: [International Earth Rotation and Reference Systems Service, maintains, International Terrestrial Reference Frame]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: International Terrestrial Reference Frame
Context triple: [International Earth Rotation and Reference Systems Service, maintains, International Terrestrial Reference Frame]
  • A. International Terrestrial Reference System chosen
    The International Terrestrial Reference System is a globally standardized, Earth-centered coordinate framework used for precise positioning, navigation, and geodetic measurements.
  • B. International Celestial Reference System
    The International Celestial Reference System is the standard, high-precision coordinate framework used in astronomy and geodesy to define positions of celestial objects relative to distant quasars.
  • C. 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.
  • D. International VLBI Service for Geodesy and Astrometry
    The International VLBI Service for Geodesy and Astrometry is an international organization that coordinates Very Long Baseline Interferometry observations to provide precise measurements of Earth’s rotation, reference frames, and celestial positions.
  • E. Earth Orientation Parameters
    Earth Orientation Parameters are a set of time-varying values that precisely describe the irregular rotation and orientation of the Earth in space for applications like navigation, astronomy, and geodesy.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a88aa72d348190a9544bb5b8a4e71d completed March 4, 2026, 7:40 p.m.
NER Named-entity recognition batch_69abbf0e92248190a9449fce4044438a completed March 7, 2026, 6 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae654016a88190a242d43491f0726c completed March 9, 2026, 6:14 a.m.
Created at: March 4, 2026, 7:45 p.m.