Triple
T13195443
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Contra Loma Reservoir |
E314098
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Contra Loma Regional Park |
E109162
|
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: Contra Loma Regional Park | Statement: [Contra Loma Reservoir, partOf, Contra Loma Regional Park]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Contra Loma Regional Park Context triple: [Contra Loma Reservoir, partOf, Contra Loma Regional Park]
-
A.
Contra Loma Regional Park
chosen
Contra Loma Regional Park is a public recreation area in Contra Costa County, California, known for its reservoir, fishing, swimming lagoon, and hiking and biking trails.
-
B.
Cerritos Regional Park
Cerritos Regional Park is a large community park in Cerritos, California, featuring sports facilities, open green spaces, and recreational amenities for local residents and visitors.
-
C.
Del Valle Regional Park
Del Valle Regional Park is a popular East Bay park in California known for its large reservoir, outdoor recreation opportunities, and scenic rolling hills.
-
D.
Briones Regional Park
Briones Regional Park is a large East Bay regional park in the hills of central Contra Costa County, California, known for its open grasslands, oak woodlands, and extensive hiking and equestrian trails.
-
E.
Yucaipa Regional Park
Yucaipa Regional Park is a public recreational area in Yucaipa, California, featuring lakes, picnic areas, and outdoor activities for visitors.
- 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.