Triple

T20791646
Position Surface form Disambiguated ID Type / Status
Subject Battle of Williamsport E511791 entity
Predicate geographicalFeature P5378 FINISHED
Object Potomac River — 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: Potomac River | Statement: [Battle of Williamsport, geographicalFeature, 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: [Battle of Williamsport, geographicalFeature, 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. Nanticoke-Potomac
    Nanticoke-Potomac is an alternative name for the Nanticoke language, an Algonquian language historically spoken by the Nanticoke people of the Mid-Atlantic region of the United States.
  • E. 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.
  • 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_69e0b4cb83948190bd57bec21d78ed53 elicitation completed
NER batch_69e6c2910d488190bc4be37512effc86 ner completed
Created at: April 16, 2026, 12:38 p.m.