Triple
T10791407
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | IERS Rapid Service/Prediction Centre |
E254587
|
entity |
| Predicate | abbreviation |
P43
|
FINISHED |
| Object | IERS RS/PC |
E254587
|
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: IERS RS/PC | Statement: [IERS Rapid Service/Prediction Centre, abbreviation, IERS RS/PC]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: IERS RS/PC Context triple: [IERS Rapid Service/Prediction Centre, abbreviation, IERS RS/PC]
-
A.
IERS
The International Earth Rotation and Reference Systems Service (IERS) is an international organization that provides global standards and data for Earth rotation, reference frames, and timekeeping used in astronomy, geodesy, and navigation.
-
B.
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.
-
C.
IERS Rapid Service/Prediction Centre
chosen
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.
-
D.
IERS Central Bureau
The IERS Central Bureau is the coordinating office of the International Earth Rotation and Reference Systems Service, responsible for managing its operations and disseminating Earth orientation and reference system data.
-
E.
IERS Conventions
IERS Conventions are a set of internationally recognized technical standards and models that define how to precisely measure and reference Earth’s rotation, orientation, and reference frames for geodesy and astronomy.
- 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_69d6aa609f008190a294200aefcb7bd5 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d732f6dfcc81909096895c588ef46f |
completed | April 9, 2026, 5:02 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69de84ddd6f48190a11eae9233d3ef9f |
completed | April 14, 2026, 6:18 p.m. |
Created at: April 8, 2026, 9:17 p.m.