Triple

T759144
Position Surface form Disambiguated ID Type / Status
Subject Brunswick Line E16025 entity
Predicate regionServed P82 FINISHED
Object Potomac River valley 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 valley | Statement: [Brunswick Line, regionServed, Potomac River valley]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Potomac River valley
Context triple: [Brunswick Line, regionServed, Potomac River valley]
  • A. Shenandoah Valley
    The Shenandoah Valley is a fertile and historic region of western Virginia and eastern West Virginia, nestled between the Blue Ridge and Allegheny Mountains and renowned for its scenic landscapes, agriculture, and Civil War heritage.
  • B. 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.
  • C. Shenandoah River
    The Shenandoah River is a scenic waterway flowing through Virginia and West Virginia, famed for its pastoral valleys, Blue Ridge Mountain backdrop, and prominence in American folk music and Civil War history.
  • D. Rappahannock River
    The Rappahannock River is a major waterway in eastern Virginia that flows from the Blue Ridge Mountains to the Chesapeake Bay and played a significant role in American colonial history and the Civil War.
  • E. Severn River system
    The Severn River system is the interconnected network of the River Severn and its tributaries, forming one of the major drainage basins in Great Britain.
  • 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_69a493684ee48190bd43b7c78da4aec8 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a67f9778819098d3c144dd26b976 completed March 1, 2026, 8:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69a76d78649c8190969a3c0c2b5a8e4d completed March 3, 2026, 11:23 p.m.
Created at: March 1, 2026, 7:37 p.m.