Triple

T9643126
Position Surface form Disambiguated ID Type / Status
Subject Chief of Police of the Metropolitan Police Department of the District of Columbia E233123 entity
Predicate workLocation P7 FINISHED
Object Metropolitan Police Headquarters, Washington, D.C. E232139 NE FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Metropolitan Police Headquarters, Washington, D.C. | Statement: [Chief of Police of the Metropolitan Police Department of the District of Columbia, workLocation, Metropolitan Police Headquarters, Washington, D.C.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metropolitan Police Headquarters, Washington, D.C.
Context triple: [Chief of Police of the Metropolitan Police Department of the District of Columbia, workLocation, Metropolitan Police Headquarters, Washington, D.C.]
  • A. Washington, D.C. Metropolitan Police Headquarters chosen
    The Washington, D.C. Metropolitan Police Headquarters is the central administrative and operational hub of the Metropolitan Police Department of the District of Columbia, housing key divisions and leadership offices responsible for law enforcement in the nation’s capital.
  • B. Metropolitan Police Department of the District of Columbia
    The Metropolitan Police Department of the District of Columbia is the primary law enforcement agency responsible for policing Washington, D.C., including its neighborhoods, major federal landmarks, and large-scale public events.
  • C. Capitol Police Headquarters
    Capitol Police Headquarters is the main administrative and operational center for the United States Capitol Police, responsible for overseeing security and law enforcement for the U.S. Capitol and its surrounding complex.
  • D. J. Edgar Hoover Building
    The J. Edgar Hoover Building is a large Brutalist-style office complex in Washington, D.C., that serves as the main headquarters of the FBI.
  • E. Secret Service headquarters
    Secret Service headquarters is the central command and administrative hub of the United States Secret Service, overseeing its nationwide protective and investigative operations.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ca848a5a908190aad251f4137b0c3a completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd9b7cda388190a38f96d78085f404 completed April 1, 2026, 10:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69d18252c1cc81908d33c9c55d645fbf completed April 4, 2026, 9:27 p.m.
Created at: March 30, 2026, 8:12 p.m.