Triple

T23736670
Position Surface form Disambiguated ID Type / Status
Subject PZ-90 E586557 entity
Predicate referenceEllipsoid P60848 FINISHED
Object PZ-90 reference ellipsoid
The PZ-90 reference ellipsoid is the mathematical model of the Earth's shape used as the geometric basis for Russia’s PZ-90 geodetic coordinate system and GLONASS satellite navigation.
 E1598497 NE FINISHED

How this triple was built (3 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: PZ-90 reference ellipsoid | Statement: [PZ-90, referenceEllipsoid, PZ-90 reference ellipsoid]
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: PZ-90 reference ellipsoid
Triple: [PZ-90, referenceEllipsoid, PZ-90 reference ellipsoid]
Generated description
The PZ-90 reference ellipsoid is the mathematical model of the Earth's shape used as the geometric basis for Russia’s PZ-90 geodetic coordinate system and GLONASS satellite navigation.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: referenceEllipsoid
Context triple: [PZ-90, referenceEllipsoid, PZ-90 reference ellipsoid]
  • A. usesEllipsoid chosen
    Indicates that one entity employs or is based on a particular ellipsoid as its geometric or reference model.
  • B. referenceSurface
    Indicates that one entity serves as the surface or base relative to which another entity is positioned, aligned, or defined.
  • C. isLocalDatumEllipsoid
    Indicates that a geodetic datum is defined relative to a specific local reference ellipsoid rather than a global one.
  • D. hasEquatorialRadius
    Indicates that an entity has a specified radius measured at its equator.
  • E. referenceMeridian
    Indicates that one location, measurement, or coordinate system is defined or interpreted relative to a specified meridian used as its longitudinal reference.
  • F. None of above.

Provenance (6 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_69e24907dc9c8190be074c9c96a0ec2d completed April 17, 2026, 2:51 p.m.
NER Named-entity recognition batch_69f1bad28fa481909d7a6a6e98a7b0a5 completed April 29, 2026, 8:01 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0f53c99460819089e3714dbcf952ba completed May 21, 2026, 6:49 p.m.
NEDg Description generation batch_6a0f559912b48190b5b826baf86c25b4 completed May 21, 2026, 6:57 p.m.
NED2 Entity disambiguation (via description) batch_6a0f5608ad688190ba10298e21c600e7 completed May 21, 2026, 6:59 p.m.
PD Predicate disambiguation batch_69f155f012808190a4b1cbc155558ade completed April 29, 2026, 12:50 a.m.
Created at: April 17, 2026, 7:10 p.m.