Triple
T502882
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Peninsula Corridor Joint Powers Board |
E10436
|
entity |
| Predicate | regionServed |
P82
|
FINISHED |
| Object | South Bay |
E20431
|
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: South Bay | Statement: [Peninsula Corridor Joint Powers Board, regionServed, South Bay]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Bay Context triple: [Peninsula Corridor Joint Powers Board, regionServed, South Bay]
-
A.
South Bay
chosen
South Bay is the southern region of the San Francisco Bay Area, known for encompassing much of Silicon Valley and several major tech-centric cities.
-
B.
East Bay
East Bay is a region of the San Francisco Bay Area in Northern California, encompassing cities such as Oakland and Berkeley along the eastern shore of the bay.
-
C.
East Bay
East Bay is a coastal inlet and estuarine body of water in northwest Florida that forms part of the larger Pensacola Bay system.
-
D.
Los Angeles Basin
The Los Angeles Basin is a large coastal lowland region in Southern California that encompasses the city of Los Angeles and its surrounding urban area, bordered by mountains and the Pacific Ocean.
-
E.
San Francisco Bay Area
The San Francisco Bay Area is a major metropolitan region in Northern California known for its technology industry, cultural diversity, and iconic landmarks such as the Golden Gate Bridge.
- 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_69a2e848adf881908e5e04f7af030093 |
completed | Feb. 28, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69a2f1339748819089f89691a1698dd9 |
completed | Feb. 28, 2026, 1:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a5914232c481909a39cd3373e3c6c9 |
completed | March 2, 2026, 1:31 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.