Triple

T7805997
Position Surface form Disambiguated ID Type / Status
Subject Lorton Reformatory E180552 entity
Predicate operatedBy P86 FINISHED
Object District of Columbia Department of Corrections E34769 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: District of Columbia Department of Corrections | Statement: [Lorton Reformatory, operatedBy, District of Columbia Department of Corrections]

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: District of Columbia Department of Corrections
Context triple: [Lorton Reformatory, operatedBy, District of Columbia Department of Corrections]
  • A. District of Columbia Department of Corrections chosen
    The District of Columbia Department of Corrections is the local government agency responsible for operating the jail and detention facilities and overseeing the custody and rehabilitation of incarcerated individuals in Washington, D.C.
  • B. Maryland Department of Public Safety and Correctional Services
    The Maryland Department of Public Safety and Correctional Services is the state agency responsible for operating prisons and detention facilities, supervising offenders, and overseeing public safety and correctional programs in Maryland.
  • C. District of Columbia Department of Public Works
    The District of Columbia Department of Public Works is the municipal agency responsible for services such as trash and recycling collection, street and alley cleaning, parking enforcement, and related public space maintenance in Washington, D.C.
  • D. District of Columbia Department of Youth Rehabilitation Services
    The District of Columbia Department of Youth Rehabilitation Services is the city’s juvenile justice agency responsible for the custody, supervision, and rehabilitation of young people involved in the justice system.
  • E. District of Columbia Department of Human Services
    The District of Columbia Department of Human Services is the city’s primary social services agency, responsible for providing assistance and support programs to low-income individuals and families in Washington, D.C.
  • 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_69ca827e50cc8190a92a733577184938 elicitation completed
NER batch_69caf63838b88190a085756db9ca25c4 ner completed
NED1 batch_69cb14439c8081908331caf450462a0e ned_source_triple completed
Created at: March 30, 2026, 4:35 p.m.