Triple
T22595582
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak in Silicon Valley |
E574670
|
entity |
| Predicate | intermodalConnection |
P112432
|
FINISHED |
| Object | Santa Clara Valley Transportation Authority light rail |
—
|
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: Santa Clara Valley Transportation Authority light rail | Statement: [Amtrak in Silicon Valley, intermodalConnection, Santa Clara Valley Transportation Authority light rail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Santa Clara Valley Transportation Authority light rail Context triple: [Amtrak in Silicon Valley, intermodalConnection, Santa Clara Valley Transportation Authority light rail]
-
A.
Santa Clara Valley Transportation Authority
chosen
The Santa Clara Valley Transportation Authority is the public transit agency that operates bus, light rail, and related transportation services throughout Santa Clara County in California’s Silicon Valley.
-
B.
San Francisco Muni
San Francisco Muni is the primary public transportation system in San Francisco, operating the city’s network of buses, light rail, historic streetcars, and cable cars.
-
C.
Sacramento Regional Transit
Sacramento Regional Transit is the public transportation agency serving the Sacramento, California metropolitan area with light rail and bus services.
-
D.
Muni Metro
Muni Metro is San Francisco’s light rail and streetcar system, forming a core part of the city’s public transit network.
-
E.
Solano Transportation Authority
Solano Transportation Authority is a public agency that plans, funds, and coordinates transportation projects and services within Solano County, California.
- 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_69e245bc11308190b69d794d5d1e0bb6 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f16268cb54819084a0f27ec0473f35 |
completed | April 29, 2026, 1:44 a.m. |
Created at: April 17, 2026, 2:49 p.m.