Triple

T21315575
Position Surface form Disambiguated ID Type / Status
Subject Hendricks, West Virginia E525460 entity
Predicate locatedOnRiver P165 FINISHED
Object Blackwater River (West Virginia) 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: Blackwater River (West Virginia) | Statement: [Hendricks, West Virginia, locatedOnRiver, Blackwater River (West Virginia)]

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: Blackwater River (West Virginia)
Context triple: [Hendricks, West Virginia, locatedOnRiver, Blackwater River (West Virginia)]
  • A. Blackwater River (West Virginia) chosen
    Blackwater River is a scenic waterway in West Virginia known for its dark, tannin-stained waters, dramatic canyon, and the iconic Blackwater Falls.
  • B. Blackwater River (Alabama)
    Blackwater River (Alabama) is a short, coastal river in southern Alabama that flows through forested and wetland areas before emptying into Perdido Bay near the Gulf of Mexico.
  • C. Tygart Valley River
    The Tygart Valley River is a significant river in West Virginia that drains the Allegheny Mountains and helps form the Monongahela River.
  • D. Blackwater River
    The Blackwater River is a waterway in Northern Ireland that served as a significant geographic feature during the 1646 Battle of Benburb in the Irish Confederate Wars.
  • E. Blackwater River
    Blackwater River is a dark, tannin-stained river in southeastern Virginia known for its slow, winding course through swamps and forests before joining the Chowan River system.
  • 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_69e0b51ad810819098c12392c8e55f6c elicitation completed
NER batch_69e75dcf2534819097abbb2e9559e791 ner completed
Created at: April 16, 2026, 4:28 p.m.