Triple
T14899387
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chantry Flat |
E359960
|
entity |
| Predicate | region |
P40
|
FINISHED |
| Object | San Gabriel River watershed |
E271645
|
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 Gabriel River watershed | Statement: [Chantry Flat, region, San Gabriel River watershed]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Gabriel River watershed Context triple: [Chantry Flat, region, San Gabriel River watershed]
-
A.
San Gabriel River
chosen
The San Gabriel River is a major waterway in Southern California that flows from the San Gabriel Mountains through the Los Angeles Basin to the Pacific Ocean, historically supporting Indigenous communities and regional development.
-
B.
San Gabriel River
The San Gabriel River is a tributary of the Brazos River in central Texas, known for its scenic limestone banks, recreational opportunities, and role in regional water supply and ecosystems.
-
C.
Ventura River watershed
The Ventura River watershed is a river basin in Ventura County, California, that collects runoff from surrounding mountain ranges and drains it through the Ventura River to the Pacific Ocean.
-
D.
Dominguez Watershed
The Dominguez Watershed is a drainage basin in southern Los Angeles County that collects urban runoff and stormwater from surrounding communities and channels it to the Pacific Ocean.
-
E.
Santa Ana River
The Santa Ana River is a major waterway in Southern California that flows from the San Bernardino Mountains through inland valleys to the Pacific Ocean, shaping the region’s geography and development.
- 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_69d827980cbc8190a0c569ae3940a1d9 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69ded6084574819098033a9723f3e1c4 |
completed | April 15, 2026, 12:04 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe968a17188190bced83ed1006e020 |
completed | May 9, 2026, 2:06 a.m. |
Created at: April 10, 2026, 2:11 a.m.