Triple
T13195429
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Contra Loma Reservoir |
E314098
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Antioch, California |
E96407
|
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: Antioch, California | Statement: [Contra Loma Reservoir, locatedIn, Antioch, California]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Antioch, California Context triple: [Contra Loma Reservoir, locatedIn, Antioch, California]
-
A.
Antioch, California
chosen
Antioch, California is a historic city in the East Bay region of the San Francisco Bay Area known for its suburban communities along the Sacramento–San Joaquin River Delta.
-
B.
Richmond, California
Richmond, California is an industrial and residential city in the East Bay region of the San Francisco Bay Area known for its port, oil refinery, and diverse communities.
-
C.
Union City, California
Union City, California is a suburban city in the San Francisco Bay Area known for its diverse population, residential neighborhoods, and role as a regional transit and commercial hub.
-
D.
Newark, California
Newark, California is a suburban city in the San Francisco Bay Area’s East Bay region, known for its proximity to major tech hubs and its role as a residential and commercial community within Alameda County.
-
E.
Columbia, California
Columbia, California is a historic Gold Rush-era town in Tuolumne County preserved as a state historic park and popular tourist destination.
- 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_69d806ae1e08819090d95bfe1538cc17 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98c626058819086f604b11af2d4eb |
completed | April 10, 2026, 11:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6f600f7a08190bcdd80d5563517c3 |
completed | May 3, 2026, 7:15 a.m. |
Created at: April 9, 2026, 9:16 p.m.