Triple

T15153296
Position Surface form Disambiguated ID Type / Status
Subject North Fork Reservoir E362003 entity
Predicate hasNearbyFeature P350 FINISHED
Object North Fork Dam E350003 NE FINISHED

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: North Fork Dam | Statement: [North Fork Reservoir, hasNearbyFeature, North Fork Dam]

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: North Fork Dam
Context triple: [North Fork Reservoir, hasNearbyFeature, North Fork Dam]
  • A. North Fork Dam chosen
    North Fork Dam is a hydroelectric and water-supply dam located on the Clackamas River in northwestern Oregon.
  • B. Merwin Dam
    Merwin Dam is a hydroelectric dam on Washington State’s Lewis River that forms Lake Merwin and generates power for the region.
  • C. Fengman Dam
    Fengman Dam is a large hydroelectric gravity dam on the Songhua River in Jilin Province, China, known for its significant role in regional power generation and flood control.
  • D. Conklingville Dam
    Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
  • E. Lewiston Dam
    Lewiston Dam is a concrete structure on the Trinity River in Northern California that forms Lewiston Lake and helps regulate water storage and diversion within the Trinity River Basin.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d85a0759908190b8a051d2e2a1cbe6 elicitation completed
NER batch_69e0060b0cd08190afad14cffcc7d93f ner completed
NED1 batch_6a015fb168548190afb975ef60fa5f3e ned_source_triple completed
Created at: April 10, 2026, 3:08 a.m.