Triple
T18286750
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Marin County hills |
E438002
|
entity |
| Predicate | recreationManagedBy |
P43043
|
FINISHED |
| Object | Marin County Open Space District |
—
|
NE NERFINISHED |
How this triple was built (3 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: Marin County Open Space District | Statement: [Marin County hills, recreationManagedBy, Marin County Open Space District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Marin County Open Space District Context triple: [Marin County hills, recreationManagedBy, Marin County Open Space District]
-
A.
Midpeninsula Regional Open Space District
Midpeninsula Regional Open Space District is a public agency in California’s San Francisco Peninsula region that acquires and manages open space lands for conservation and recreation.
-
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.
East Bay Regional Park District
East Bay Regional Park District is a special regional agency that manages and preserves a large network of public parks, trails, and open spaces in the San Francisco Bay Area’s East Bay region.
-
D.
Marin County Board of Supervisors
The Marin County Board of Supervisors is the elected legislative and executive body that sets policy, enacts ordinances, and oversees county services and administration for Marin County, California.
-
E.
Palo Alto Baylands Nature Preserve
Palo Alto Baylands Nature Preserve is a large coastal wetland and wildlife habitat on the San Francisco Bay, known for its tidal marshes, migratory bird populations, and extensive walking and biking trails.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Marin County Open Space District Target entity description: Marin County Open Space District is a public agency that acquires, protects, and manages open space lands in Marin County, California for recreation, conservation, and public enjoyment.
-
A.
Midpeninsula Regional Open Space District
Midpeninsula Regional Open Space District is a public agency in California’s San Francisco Peninsula region that acquires and manages open space lands for conservation and recreation.
-
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.
East Bay Regional Park District
East Bay Regional Park District is a special regional agency that manages and preserves a large network of public parks, trails, and open spaces in the San Francisco Bay Area’s East Bay region.
-
D.
Marin County Board of Supervisors
The Marin County Board of Supervisors is the elected legislative and executive body that sets policy, enacts ordinances, and oversees county services and administration for Marin County, California.
-
E.
Palo Alto Baylands Nature Preserve
Palo Alto Baylands Nature Preserve is a large coastal wetland and wildlife habitat on the San Francisco Bay, known for its tidal marshes, migratory bird populations, and extensive walking and biking trails.
- F. None of above. chosen
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_69d8b914530c8190b4474d862a2b2a1b |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e500faf62081908f16ebee0a195ba2 |
completed | April 19, 2026, 4:21 p.m. |
Created at: April 10, 2026, 10:35 a.m.