Triple
T10885469
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | IERS Analysis Centres |
E257033
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | component of the International Earth Rotation and Reference Systems Service |
C28949
|
CONCEPT FINISHED |
How this triple was built (1 step)
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.
CD
Concept disambiguation
gpt-5-mini-2025-08-07
Target class: component of the International Earth Rotation and Reference Systems Service Context triple: [IERS Analysis Centres, instanceOf, component of the International Earth Rotation and Reference Systems Service]
-
A.
Earth rotation parameter
An Earth rotation parameter is a quantitative measure that characterizes variations in the Earth's rotation, including changes in rotation rate and orientation of the rotation axis relative to a reference frame.
-
B.
astrometric standard
An astrometric standard is a celestial object with precisely known position and motion used as a reference to calibrate and validate astrometric measurements.
-
C.
edition of IERS Conventions
An edition of the IERS Conventions is a specific, dated version of the International Earth Rotation and Reference Systems Service guidelines that standardize models, constants, and procedures for precise Earth orientation and reference frame applications.
-
D.
organ of the International Hydrographic Organization
An organ of the International Hydrographic Organization is a formal body or component within the IHO’s institutional structure that carries out specific functions such as governance, coordination, standard-setting, or advisory activities related to international hydrography and nautical charting.
-
E.
GNSS reference network
A GNSS reference network is a coordinated system of continuously operating GNSS stations that provide precise, stable positioning and timing references for surveying, navigation, and geospatial applications.
- F. None of above. chosen
Provenance (1 batch)
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_69d6aa848804819081b2713ca0bedf06 |
completed | April 8, 2026, 7:20 p.m. |
Created at: April 8, 2026, 9:21 p.m.