Triple

T19437103
Position Surface form Disambiguated ID Type / Status
Subject Bear Creek Redwoods Open Space Preserve E486250 entity
Predicate managedBy P86 FINISHED
Object Midpeninsula Regional Open Space District — 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: Midpeninsula Regional Open Space District | Statement: [Bear Creek Redwoods Open Space Preserve, managedBy, Midpeninsula Regional Open Space District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Midpeninsula Regional Open Space District
Context triple: [Bear Creek Redwoods Open Space Preserve, managedBy, Midpeninsula Regional Open Space District]
  • A. Midpeninsula Regional Open Space District chosen
    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. Marin County Open Space District
    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.
  • C. Santa Clara Valley Open Space Authority
    The Santa Clara Valley Open Space Authority is a public agency dedicated to preserving natural landscapes, wildlife habitat, and agricultural lands in Santa Clara County, California, while providing opportunities for outdoor recreation and environmental education.
  • D. Suisun Resource Conservation District
    The Suisun Resource Conservation District is a local agency responsible for conserving, restoring, and managing natural resources and wildlife habitat in and around California’s Suisun Marsh.
  • E. 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.
  • 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_69d8e8d7ad488190a3373045029b0f3b completed April 10, 2026, 12:11 p.m.
NER Named-entity recognition batch_69e633618c2881908f3d2a9cabb02289 completed April 20, 2026, 2:08 p.m.
Created at: April 10, 2026, 1:38 p.m.