Triple

T10407556
Position Surface form Disambiguated ID Type / Status
Subject Gunston Hall, Fairfax County, Virginia E245301 entity
Predicate locatedNear P294 FINISHED
Object Potomac River E423 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: Potomac River | Statement: [Gunston Hall, Fairfax County, Virginia, locatedNear, Potomac River]

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: Potomac River
Context triple: [Gunston Hall, Fairfax County, Virginia, locatedNear, Potomac River]
  • A. Potomac River chosen
    The Potomac River is a major waterway in the Mid-Atlantic United States that flows through the Appalachian region and forms part of the boundary between Maryland, Virginia, and Washington, D.C.
  • B. Rappahannock River
    The Rappahannock River is a major waterway in eastern Virginia that flows from the Blue Ridge Mountains to the Chesapeake Bay and played a significant role in American colonial history and the Civil War.
  • C. Shenandoah River
    The Shenandoah River is a scenic waterway flowing through Virginia and West Virginia, famed for its pastoral valleys, Blue Ridge Mountain backdrop, and prominence in American folk music and Civil War history.
  • D. South Branch Potomac River
    The South Branch Potomac River is a major headwater stream of the Potomac River that flows through the Appalachian region of West Virginia and Virginia, known for its scenic valleys, outdoor recreation, and role in the Chesapeake Bay watershed.
  • E. Severn River
    The Severn River is a major river in northern Ontario, Canada, that flows into Hudson Bay and has historically served as an important route for Indigenous peoples and the fur trade.
  • 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_69d381be340c8190b05998703d42d224 elicitation completed
NER batch_69d4e9f9b59881909797646fd8cd6a7e ner completed
NED1 batch_69dbac97ce2481908ea11d6290a9bf2f ned_source_triple completed
Created at: April 6, 2026, 12:09 p.m.