Triple
T9672707
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | California principal meridian network |
E234067
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object | San Bernardino Principal Meridian |
E9583
|
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: San Bernardino Principal Meridian | Statement: [California principal meridian network, hasPart, San Bernardino Principal Meridian]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Bernardino Principal Meridian Context triple: [California principal meridian network, hasPart, San Bernardino Principal Meridian]
-
A.
San Bernardino meridian
chosen
The San Bernardino meridian is a principal survey meridian used as a reference line for land surveying and mapping in Southern California and parts of Nevada.
-
B.
Mount Diablo meridian
The Mount Diablo meridian is a principal survey meridian in California used as a reference line for land surveying and mapping across much of the state and parts of Nevada.
-
C.
Ventura County Line
Ventura County Line is a commuter rail service in Southern California that connects Los Angeles with communities in Ventura County and the San Fernando Valley.
-
D.
Humboldt meridian
The Humboldt meridian is a principal survey meridian used as a reference line for land surveying and mapping in parts of northern California.
-
E.
Great Arc of the Meridian
The Great Arc of the Meridian was a monumental 19th-century geodetic survey line across the Indian subcontinent that played a key role in measuring the Earth’s shape and refining global maps.
- 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_69ca848f55e48190b3f67252571c3d45 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd9c6aa01c819083fc758470096ec2 |
completed | April 1, 2026, 10:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d18a28d1c481908737992466d35fdd |
completed | April 4, 2026, 10:01 p.m. |
Created at: March 30, 2026, 8:15 p.m.