Triple

T18746352
Position Surface form Disambiguated ID Type / Status
Subject L Area Disassembly Basin (L‑Basin) E458415 entity
Predicate partOf P40 FINISHED
Object Savannah River Site nuclear materials management complex — 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 nuclear materials management complex | Statement: [L Area Disassembly Basin (L‑Basin), partOf, Savannah River Site nuclear materials management complex]

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 nuclear materials management complex
Context triple: [L Area Disassembly Basin (L‑Basin), partOf, Savannah River Site nuclear materials management complex]
  • 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. Barnwell Nuclear Fuel Plant site
    The Barnwell Nuclear Fuel Plant site is a former nuclear fuel reprocessing and waste management facility in Barnwell County, South Carolina, associated with the U.S. nuclear energy and waste disposal industry.
  • C. 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.
  • D. 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.
  • E. Savannah River Nuclear Solutions
    Savannah River Nuclear Solutions is a U.S. government contractor responsible for managing and operating nuclear facilities and environmental cleanup activities at the Savannah River Site in South Carolina.
  • 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_69d8d394dc308190b6725073f5db324c elicitation completed
NER batch_69e57692c380819091e8a919ab6c9ca9 ner completed
Created at: April 10, 2026, 11:51 a.m.