Triple
T14889174
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alameda-Contra Costa Transit District |
E359707
|
entity |
| Predicate | operatesIn |
P82
|
FINISHED |
| Object | Castro Valley, California |
E265559
|
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: Castro Valley, California | Statement: [Alameda-Contra Costa Transit District, operatesIn, Castro Valley, California]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Castro Valley, California Context triple: [Alameda-Contra Costa Transit District, operatesIn, Castro Valley, California]
-
A.
Castro Valley, California
chosen
Castro Valley, California is a suburban unincorporated community in Alameda County known for its residential neighborhoods, proximity to the East Bay hills, and access to regional parks and commuting routes.
-
B.
Castella, California
Castella, California is a small unincorporated community in Shasta County known as a gateway to the Castle Crags wilderness area in Northern California.
-
C.
Valencia, California
Valencia, California is a master-planned community in the city of Santa Clarita known for its residential neighborhoods, shopping centers, and as the home of the renowned California Institute of the Arts.
-
D.
Navarro, California
Navarro, California is a small unincorporated community in Mendocino County known for its location near the Pacific coast and the mouth of the Navarro River.
-
E.
San Vicente, California
San Vicente, California is a small community in San Diego County known for its rural character and proximity to the planned community of Ramona.
- 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_69ded5f6cf5c8190b6b28f58fafe5d59 |
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, 2:09 a.m.