Triple
T415535
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Bernardino meridian |
E9583
|
entity |
| Predicate | referenceSystem |
P6025
|
FINISHED |
| Object | Public Land Survey System |
E43869
|
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: Public Land Survey System | Statement: [San Bernardino meridian, referenceSystem, Public Land Survey System]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Public Land Survey System Context triple: [San Bernardino meridian, referenceSystem, Public Land Survey System]
-
A.
Public Land Survey System
chosen
The Public Land Survey System is a standardized method used in the United States to divide and describe land into rectangular parcels for ownership and development.
-
B.
Nevada land survey system
The Nevada land survey system is a cadastral framework used to define and organize land boundaries and property descriptions across the state of Nevada.
-
C.
National Spatial Reference System
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.
-
D.
Land Ordinance of 1785
The Land Ordinance of 1785 was a foundational U.S. law that established the systematic surveying, division, and sale of western lands, shaping the grid-based layout of much of the United States.
-
E.
National Geodetic Survey
The National Geodetic Survey is the U.S. federal agency responsible for defining, maintaining, and providing access to the national coordinate system used for mapping, charting, and navigation.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: referenceSystem Context triple: [San Bernardino meridian, referenceSystem, Public Land Survey System]
-
A.
referenceMeridian
chosen
Indicates that one location, measurement, or coordinate system is defined or interpreted relative to a specified meridian used as its longitudinal reference.
-
B.
coordinateSystem
Indicates that one entity defines or uses a particular spatial or reference coordinate system in relation to another entity.
-
C.
isReferencePointFor
Indicates that one entity serves as a positional or conceptual basis used to locate, measure, or interpret another entity.
-
D.
referenceClient
Indicates that one entity serves as a client reference for another, typically used to validate or endorse the second entity’s services or capabilities.
-
E.
notationSystem
Indicates a relationship where one entity is the system or method of notation used to represent or encode another entity.
- F. None of above.
Provenance (4 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_69a2e80111fc8190961d5b7c6154123f |
completed | Feb. 28, 2026, 1:05 p.m. |
| NER | Named-entity recognition | batch_69a2eebde1d881908fb212bfba9d7c67 |
completed | Feb. 28, 2026, 1:33 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a423a2ddb08190bdee170f843c2a19 |
completed | March 1, 2026, 11:31 a.m. |
| PD | Predicate disambiguation | batch_69a2edcff4688190809d83d112ff25a5 |
completed | Feb. 28, 2026, 1:29 p.m. |
Created at: Feb. 28, 2026, 1:09 p.m.