Triple

T11213908
Position Surface form Disambiguated ID Type / Status
Subject Dan River E265380 entity
Predicate partOf P40 FINISHED
Object Roanoke River basin E162184 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: Roanoke River basin | Statement: [Dan River, partOf, Roanoke River basin]

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: Roanoke River basin
Context triple: [Dan River, partOf, Roanoke River basin]
  • A. Roanoke River chosen
    The Roanoke River is a major waterway in the southeastern United States that flows from the Appalachian region of Virginia into North Carolina, supporting diverse ecosystems and historically significant communities along its course.
  • B. Atlantic Coast watershed
    The Atlantic Coast watershed is the extensive drainage basin whose rivers and streams flow eastward into the Atlantic Ocean along the eastern seaboard of the United States.
  • C. Chattahoochee River basin
    The Chattahoochee River basin is the drainage area of the Chattahoochee River in the southeastern United States, encompassing its tributaries, valleys, and surrounding landscapes across Georgia, Alabama, and Florida.
  • D. 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.
  • E. Dan River
    The Dan River is a major tributary in northern Israel that forms one of the primary headwaters of the Jordan River, known for its abundant springs and lush surroundings.
  • 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_69d6aac59460819089b9848b27f57848 elicitation completed
NER batch_69d7e8d7f47c8190b78c640ff1a01943 ner completed
NED1 batch_69e4ad135154819091026334d25cd287 ned_source_triple completed
Created at: April 8, 2026, 9:30 p.m.