Triple
T17993871
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | East Bay Regional Park District |
E430449
|
entity |
| Predicate | operates |
P24
|
FINISHED |
| Object | Tilden Regional Park |
—
|
NE NERFINISHED |
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: Tilden Regional Park | Statement: [East Bay Regional Park District, operates, Tilden Regional Park]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tilden Regional Park Context triple: [East Bay Regional Park District, operates, Tilden Regional Park]
-
A.
Tilden Regional Park
chosen
Tilden Regional Park is a large East Bay regional park in the Berkeley Hills known for its hiking trails, scenic vistas, botanic garden, and family attractions like a historic carousel and steam trains.
-
B.
Crockett Hills Regional Park
Crockett Hills Regional Park is a large East Bay regional park in Contra Costa County, California, known for its rolling grassland hills, hiking and biking trails, and scenic views of the Carquinez Strait.
-
C.
Frank G. Bonelli Regional Park
Frank G. Bonelli Regional Park is a large recreational area in Los Angeles County known for its lake, trails, and outdoor activities such as boating, fishing, and picnicking.
-
D.
Blanchard Woods Park
Blanchard Woods Park is a multi-use recreational park in Columbia County, Georgia, best known for its soccer complex and natural wooded setting.
-
E.
Saint Clair Ravine Park
Saint Clair Ravine Park is a natural ravine green space in Toronto offering walking trails, wooded areas, and access to local creek-side scenery.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8b90364248190a37381adea932f42 |
completed | April 10, 2026, 8:46 a.m. |
| NER | Named-entity recognition | batch_69e4b3e29490819090ff221e7d7a9ddd |
completed | April 19, 2026, 10:52 a.m. |
Created at: April 10, 2026, 10:23 a.m.