Triple

T7795197
Position Surface form Disambiguated ID Type / Status
Subject Fort Washington Marina E180281 entity
Predicate county P75 FINISHED
Object Prince George's County, Maryland E5393 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: Prince George's County, Maryland | Statement: [Fort Washington Marina, county, Prince George's County, Maryland]

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: Prince George's County, Maryland
Context triple: [Fort Washington Marina, county, Prince George's County, Maryland]
  • A. Prince George’s County, Maryland chosen
    Prince George’s County, Maryland is a populous suburban county bordering Washington, D.C., known for its significant African American middle-class communities, government institutions, and historical sites.
  • B. Anne Arundel County
    Anne Arundel County is a county in the U.S. state of Maryland that includes the state capital, Annapolis, and lies along the western shore of the Chesapeake Bay.
  • C. Frederick County, Maryland
    Frederick County, Maryland is a largely suburban and rural county in north-central Maryland known for its historic city of Frederick, growing commuter population, and proximity to both Washington, D.C. and Baltimore.
  • D. Calvert County, Maryland
    Calvert County, Maryland is a largely suburban and rural county in southern Maryland along the western shore of the Chesapeake Bay, known for its waterfront communities, fossil-rich cliffs, and role as a bedroom community within the greater Washington, D.C. region.
  • E. Harford County, Maryland
    Harford County, Maryland is a county in northeastern Maryland known for its mix of suburban communities, rural landscapes, and proximity to the Chesapeake Bay.
  • 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_69ca827d22208190b4dc5aa680edcf5d elicitation completed
NER batch_69cae93b262c8190b55e5ab2bc72d894 ner completed
NED1 batch_69cb59a7732c819095aa0903d419b740 ned_source_triple completed
Created at: March 30, 2026, 4:31 p.m.