Triple

T18885535
Position Surface form Disambiguated ID Type / Status
Subject Savannah River Operations Office E461946 entity
Predicate headquartersLocation P62 FINISHED
Object Savannah River Site — 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: Savannah River Site | Statement: [Savannah River Operations Office, headquartersLocation, Savannah River Site]

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: Savannah River Site
Context triple: [Savannah River Operations Office, headquartersLocation, Savannah River Site]
  • A. Savannah River Site chosen
    Savannah River Site is a U.S. Department of Energy nuclear reservation in South Carolina historically used for producing materials for nuclear weapons and now focused on environmental cleanup and nuclear materials management.
  • B. Savannah River National Laboratory
    Savannah River National Laboratory is a U.S. Department of Energy research facility in South Carolina specializing in nuclear materials management, environmental remediation, and national security technologies.
  • C. CSRA (Central Savannah River Area)
    The CSRA (Central Savannah River Area) is a region in east-central Georgia and western South Carolina centered around Augusta and the Savannah River, encompassing numerous surrounding communities.
  • D. Oak Ridge Reservation
    Oak Ridge Reservation is a large U.S. Department of Energy site in Oak Ridge, Tennessee, historically central to the Manhattan Project and now a major center for nuclear research, environmental management, and national security work.
  • E. Oak Ridge Gaseous Diffusion Plant
    The Oak Ridge Gaseous Diffusion Plant was a major U.S. uranium enrichment facility in Oak Ridge, Tennessee, built during the Manhattan Project and later used for Cold War nuclear fuel production.
  • 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_69d8dcfc3430819095ee6fc0eb4c06a5 elicitation completed
NER batch_69e5c3d53e608190b8740c092b6e1523 ner completed
Created at: April 10, 2026, 11:57 a.m.