Triple
T10359747
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Central Park (San Mateo) |
E244101
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object | City of San Mateo |
E854677
|
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: City of San Mateo | Statement: [Central Park (San Mateo), ownedBy, City of San Mateo]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: City of San Mateo Context triple: [Central Park (San Mateo), ownedBy, City of San Mateo]
-
A.
City of San Mateo
chosen
The City of San Mateo is a mid-sized suburban community on the San Francisco Peninsula in California, known for its residential neighborhoods, downtown commercial district, and role as a regional economic and transportation hub.
-
B.
City of Palo Alto
The City of Palo Alto is a Silicon Valley municipality in Northern California known for its role as a global technology and innovation hub and its close ties to Stanford University.
-
C.
South San Francisco
South San Francisco is a city in northern San Mateo County, California, known for its industrial roots, biotech industry presence, and location just south of San Francisco.
-
D.
Daly City
Daly City is a suburban city just south of San Francisco in San Mateo County, California, known for its diverse population and role as a major residential and commercial hub in the Bay Area.
-
E.
East Palo Alto, California
East Palo Alto, California is a small, historically diverse city in San Mateo County in the San Francisco Bay Area, known for its residential neighborhoods and proximity to major tech hubs.
- 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_69d381b22b8c8190aaed476be5f872a9 |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d4e9609c4481908b7d72ecf1adaa73 |
completed | April 7, 2026, 11:24 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e6e6968aec8190a9d1e51ac7e87853 |
completed | April 21, 2026, 2:53 a.m. |
Created at: April 6, 2026, 11:59 a.m.