Triple

T12038489
Position Surface form Disambiguated ID Type / Status
Subject City of Richmond E286599 entity
Predicate hasRiverFeature P1094 FINISHED
Object James River fall line E85797 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: James River fall line | Statement: [City of Richmond, hasRiverFeature, James River fall line]

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: James River fall line
Context triple: [City of Richmond, hasRiverFeature, James River fall line]
  • A. James River chosen
    The James River is a major waterway in Virginia that flows from the Appalachian Mountains to the Chesapeake Bay and has played a central role in the state's history and development.
  • B. James River
    The James River is a tributary waterway in the north-central United States that feeds into the Missouri River system.
  • C. James River Fleet
    The James River Fleet is a reserve group of decommissioned and mothballed U.S. Navy and merchant ships anchored in the James River in Virginia, maintained for potential future military or emergency use.
  • D. Fall Line of the Appomattox River
    The Fall Line of the Appomattox River is the geomorphic boundary in Virginia where the river descends from the hard rocks of the Piedmont to the softer sediments of the Coastal Plain, creating rapids and waterfalls that historically influenced settlement and industry.
  • E. James River estuary
    The James River estuary is a broad tidal extension of the James River in Virginia that forms part of the Chesapeake Bay system and supports significant ecological, economic, and maritime activity in the Tidewater region.
  • 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_69d6ab4669e48190b59246358b0383ab elicitation completed
NER batch_69d9040a8be881908f4841145a7b4e86 ner completed
NED1 batch_69f49d8a9af881909e28783b0d83ed82 ned_source_triple completed
Created at: April 8, 2026, 9:47 p.m.