Triple

T21827973
Position Surface form Disambiguated ID Type / Status
Subject Branch Avenue E538904 entity
Predicate locatedInMetropolitanArea P294 FINISHED
Object Washington, D.C. metropolitan area — 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: Washington, D.C. metropolitan area | Statement: [Branch Avenue, locatedInMetropolitanArea, Washington, D.C. metropolitan area]

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: Washington, D.C. metropolitan area
Context triple: [Branch Avenue, locatedInMetropolitanArea, Washington, D.C. metropolitan area]
  • A. Baltimore–Washington metropolitan area
    The Baltimore–Washington metropolitan area is a major combined urban region in the Mid-Atlantic United States centered on the cities of Baltimore, Maryland, and Washington, D.C., known for its dense population, federal government presence, and diverse economy.
  • B. Washington metropolitan area chosen
    The Washington metropolitan area is a major U.S. urban region centered on the nation’s capital, encompassing Washington, D.C. and its surrounding suburbs in Maryland, Virginia, and West Virginia.
  • C. Jamestown metropolitan area
    The Jamestown metropolitan area is a U.S. Census-defined region in southwestern New York centered on the city of Jamestown and its surrounding communities.
  • D. Distrito Capital
    Distrito Capital is the federal district that encompasses Caracas, the capital and political center of Venezuela.
  • E. New York City–Washington, D.C.
    New York City–Washington, D.C. refers to the heavily traveled, fully electrified segment of the Northeast Corridor rail line connecting the two major East Coast cities.
  • 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_69e0c475038c8190abb9b1a20eb8ff50 elicitation completed
NER batch_69f09133718081909faa67c3721aed52 ner completed
Created at: April 16, 2026, 6:54 p.m.