Triple
T12337061
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Mateo, California, United States |
E294113
|
entity |
| Predicate | hasParkSystem |
P4748
|
FINISHED |
| Object | San Mateo city parks and recreation department |
E858637
|
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: San Mateo city parks and recreation department | Statement: [San Mateo, California, United States, hasParkSystem, San Mateo city parks and recreation department]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Mateo city parks and recreation department Context triple: [San Mateo, California, United States, hasParkSystem, San Mateo city parks and recreation department]
-
A.
City of San Mateo Parks and Recreation Department
chosen
The City of San Mateo Parks and Recreation Department is the municipal agency responsible for managing San Mateo’s public parks, recreational facilities, and community programs.
-
B.
San Mateo County Parks Department
The San Mateo County Parks Department is the local government agency responsible for managing and maintaining San Mateo County’s system of regional parks, trails, and recreation areas.
-
C.
San Francisco Recreation and Parks Department
The San Francisco Recreation and Parks Department is the municipal agency responsible for operating and maintaining the city’s public parks, recreational facilities, and open spaces.
-
D.
City of San Mateo
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.
-
E.
Santa Clara County Parks and Recreation Department
Santa Clara County Parks and Recreation Department is the county agency responsible for managing and maintaining Santa Clara County’s regional parks, open spaces, and recreational facilities.
- 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_69d6ab6ae0dc8190b1522a9c1c55c114 |
completed | April 8, 2026, 7:24 p.m. |
| NER | Named-entity recognition | batch_69d93f6683e881908920e1fee02a14e3 |
completed | April 10, 2026, 6:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f62aa5f21c8190bcb32a078a2f7ebb |
completed | May 2, 2026, 4:47 p.m. |
Created at: April 8, 2026, 9:53 p.m.