Triple

T2419924
Position Surface form Disambiguated ID Type / Status
Subject Fort McNair E53394 entity
Predicate locatedAtConfluenceOf P11842 FINISHED
Object Anacostia River E38570 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: Anacostia River | Statement: [Fort McNair, locatedAtConfluenceOf, Anacostia River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Anacostia River
Context triple: [Fort McNair, locatedAtConfluenceOf, Anacostia River]
  • A. Anacostia River chosen
    The Anacostia River is a tidal river in the Washington, D.C. area known for its historical significance, urban setting, and long-running environmental restoration efforts.
  • B. Patapsco River
    The Patapsco River is a major waterway in central Maryland that flows into the Chesapeake Bay and forms the harbor of Baltimore.
  • C. Occoquan River
    The Occoquan River is a tributary of the Potomac River in northern Virginia, known for its role in regional water supply, recreation, and the historic town of Occoquan along its banks.
  • D. Potomac River
    The Potomac River is a major waterway in the Mid-Atlantic United States that flows through the Appalachian region and forms part of the boundary between Maryland, Virginia, and Washington, D.C.
  • E. Aquia Creek
    Aquia Creek is a tidal tributary of the Potomac River in Virginia, historically significant for transportation, quarrying, and Civil War activity.
  • 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_69ab495c44d48190b7235b23719bc3f6 completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abc96e1b3881909de57501b5d4099a completed March 7, 2026, 6:45 a.m.
NED1 Entity disambiguation (via context triple) batch_69b08623c8188190b48615107b653b60 completed March 10, 2026, 8:59 p.m.
Created at: March 6, 2026, 9:42 p.m.