Triple

T10378067
Position Surface form Disambiguated ID Type / Status
Subject NAVD 88 E244556 entity
Predicate coordinateSystem P2054 FINISHED
Object North American National Spatial Reference System E50885 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: North American National Spatial Reference System | Statement: [NAVD 88, coordinateSystem, North American National Spatial Reference System]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North American National Spatial Reference System
Context triple: [NAVD 88, coordinateSystem, North American National Spatial Reference System]
  • A. National Spatial Reference System chosen
    The National Spatial Reference System is the official coordinate framework used in the United States to define precise locations, elevations, and boundaries for mapping, surveying, and navigation.
  • B. North American Datum of 1983
    North American Datum of 1983 is a geodetic reference system used across North America to define precise locations on the Earth's surface for mapping, surveying, and navigation.
  • C. North American Terrestrial Reference Frame 2022
    North American Terrestrial Reference Frame 2022 is a modern geodetic reference frame for North America designed to provide more accurate, stable, and time-dependent positioning coordinates for mapping, surveying, and navigation.
  • D. North American Vertical Datum of 1988
    The North American Vertical Datum of 1988 (NAVD 88) is the primary geodetic reference system used across North America to define consistent elevations above mean sea level for mapping, surveying, and engineering.
  • E. North American Datum of 1927
    The North American Datum of 1927 is a geodetic reference system that long served as the standard coordinate framework for mapping and surveying in North America before being superseded by more modern datums.
  • 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_69d381b3e328819094b23b8edcd29b5a completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4e98f312481909f7276fc3762d7bc completed April 7, 2026, 11:25 a.m.
NED1 Entity disambiguation (via context triple) batch_69d7fb98c52c8190a52682feacc2bd0d completed April 9, 2026, 7:18 p.m.
Created at: April 6, 2026, 12:03 p.m.