Triple

T19899102
Position Surface form Disambiguated ID Type / Status
Subject Berwyn Heights, Maryland E478233 entity
Predicate partOf P40 FINISHED
Object Washington–Arlington–Alexandria, DC–VA–MD–WV Metropolitan Statistical 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–Arlington–Alexandria, DC–VA–MD–WV Metropolitan Statistical Area | Statement: [Berwyn Heights, Maryland, partOf, Washington–Arlington–Alexandria, DC–VA–MD–WV Metropolitan Statistical 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–Arlington–Alexandria, DC–VA–MD–WV Metropolitan Statistical Area
Context triple: [Berwyn Heights, Maryland, partOf, Washington–Arlington–Alexandria, DC–VA–MD–WV Metropolitan Statistical Area]
  • A. 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.
  • B. 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.
  • C. Southeast Washington, D.C.
    Southeast Washington, D.C. is a quadrant of the U.S. capital city known for its historic neighborhoods, including Capitol Hill, as well as major federal landmarks and rapidly redeveloping residential and commercial areas.
  • D. Hagerstown–Martinsburg, MD–WV Metropolitan Statistical Area
    The Hagerstown–Martinsburg, MD–WV Metropolitan Statistical Area is a bi-state U.S. metropolitan region centered on the cities of Hagerstown, Maryland, and Martinsburg, West Virginia, encompassing surrounding communities in both states.
  • E. Northeast Washington, D.C.
    Northeast Washington, D.C. is a largely residential quadrant of the U.S. capital that includes historic neighborhoods, commercial corridors, and parts of the city’s political and cultural core.
  • 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_69d8e520682081909892916424699bd5 elicitation completed
NER batch_69e6593fbb348190afa7acf45af406ed ner completed
Created at: April 10, 2026, 1:52 p.m.