Triple

T21632338
Position Surface form Disambiguated ID Type / Status
Subject Marion Mountain Trailhead E533863 entity
Predicate managingAgency P86 FINISHED
Object U.S. Forest Service — NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: U.S. Forest Service | Statement: [Marion Mountain Trailhead, managingAgency, U.S. Forest Service]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U.S. Forest Service
Context triple: [Marion Mountain Trailhead, managingAgency, U.S. Forest Service]
  • A. U.S. Forest Service chosen
    The U.S. Forest Service is a federal agency within the U.S. Department of Agriculture responsible for managing national forests and grasslands, overseeing recreation, conservation, and resource use on public lands.
  • B. Corporación Nacional Forestal
    Corporación Nacional Forestal is the Chilean government agency responsible for managing the country’s national parks, forest resources, and conservation areas.
  • C. Bureau of Forestry
    The Bureau of Forestry is a division of Wisconsin’s state government responsible for managing and protecting the state’s forest resources, including wildfire control, timber management, and forest conservation.
  • D. Bureau of Forestry
    The Bureau of Forestry is a Pennsylvania state agency responsible for managing, conserving, and protecting the Commonwealth’s public forest lands and related natural resources.
  • E. National Parks and Wildlife Service
    The National Parks and Wildlife Service is the Irish government body responsible for protecting the country’s natural heritage, including national parks, nature reserves, and wildlife conservation.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e0c465ae7481908577b7209fdb2a77 elicitation completed
NER batch_69ef5217952c8190910c2103fb4a27d9 ner completed
Created at: April 16, 2026, 6:35 p.m.