Triple

T13921945
Position Surface form Disambiguated ID Type / Status
Subject Elkins, West Virginia E334768 entity
Predicate hasAttraction P105 FINISHED
Object Durbin & Greenbrier Valley Railroad E161156 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: Durbin & Greenbrier Valley Railroad | Statement: [Elkins, West Virginia, hasAttraction, Durbin & Greenbrier Valley Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Durbin & Greenbrier Valley Railroad
Context triple: [Elkins, West Virginia, hasAttraction, Durbin & Greenbrier Valley Railroad]
  • A. Durbin and Greenbrier Valley Railroad chosen
    The Durbin and Greenbrier Valley Railroad is a heritage railroad in West Virginia that operates scenic tourist excursions through the Allegheny Mountains using historic locomotives and rolling stock.
  • B. Ligonier Valley Railroad
    Ligonier Valley Railroad was a historic short-line railroad in Pennsylvania that primarily served the Ligonier Valley region by transporting passengers and local industrial freight in the late 19th and early 20th centuries.
  • C. South Branch Valley Railroad
    The South Branch Valley Railroad is a state-owned short-line railroad in West Virginia that operates freight and popular excursion trains through the scenic South Branch Potomac River valley.
  • D. Clinchfield Railroad
    Clinchfield Railroad was a U.S. Appalachian-region freight railroad renowned for its heavy coal traffic and engineering feats through the rugged mountains of Kentucky, Virginia, Tennessee, and North Carolina.
  • E. Pine Creek Railroad
    Pine Creek Railroad is a historic narrow-gauge tourist railway in New Jersey that offers scenic train rides through Allaire State Park using vintage locomotives and rolling stock.
  • 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_69d81c5f739081908bc05b2461f54828 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de2aa5c1f481908a9d8786872f08fe completed April 14, 2026, 11:53 a.m.
NED1 Entity disambiguation (via context triple) batch_69f7ce7ecb488190b96f67cad4b91968 completed May 3, 2026, 10:38 p.m.
Created at: April 9, 2026, 10:16 p.m.