Triple

T7795212
Position Surface form Disambiguated ID Type / Status
Subject Fort Washington Marina E180281 entity
Predicate hasAccess P273 FINISHED
Object Potomac River navigation channel E423 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: Potomac River navigation channel | Statement: [Fort Washington Marina, hasAccess, Potomac River navigation channel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Potomac River navigation channel
Context triple: [Fort Washington Marina, hasAccess, Potomac River navigation channel]
  • A. C&O Canal
    The C&O Canal is a historic 19th-century waterway and towpath along the Potomac River, now preserved as a national historical park popular for hiking, biking, and exploring early American transportation history.
  • B. Anacostia River
    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.
  • 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. James River Fleet
    The James River Fleet is a reserve group of decommissioned and mothballed U.S. Navy and merchant ships anchored in the James River in Virginia, maintained for potential future military or emergency use.
  • E. Potomac River chosen
    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.
  • 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_69ca827d22208190b4dc5aa680edcf5d completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cae93b262c8190b55e5ab2bc72d894 completed March 30, 2026, 9:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69cb13ea96cc819081ac26db3ecf4481 completed March 31, 2026, 12:23 a.m.
Created at: March 30, 2026, 4:31 p.m.