Triple

T15965794
Position Surface form Disambiguated ID Type / Status
Subject Pocahontas coalfield routes E387186 entity
Predicate partOf P40 FINISHED
Object Appalachian coal transportation system E307593 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: Appalachian coal transportation system | Statement: [Pocahontas coalfield routes, partOf, Appalachian coal transportation system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Appalachian coal transportation system
Context triple: [Pocahontas coalfield routes, partOf, Appalachian coal transportation system]
  • A. Appalachian railroads chosen
    Appalachian railroads are the network of rail lines that traverse the Appalachian Mountains, historically crucial for transporting coal, timber, and other resources through this rugged region of the eastern United States.
  • B. Hinton–Thurmond–Handley coal route
    The Hinton–Thurmond–Handley coal route was a key Chesapeake and Ohio Railway line in West Virginia that transported coal from the New River coalfields along the New River Gorge to markets beyond.
  • C. Appalachian Development Highway System
    The Appalachian Development Highway System is a network of highways designed to improve economic development and transportation access throughout the Appalachian region of the United States.
  • 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. Weaver river transport system
    The Weaver river transport system is a historic network of navigable waterways, locks, and associated infrastructure on the River Weaver in Cheshire, England, developed to support commercial shipping and industrial transport.
  • 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_69d86da94ccc819083d187f5dc6a123e completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e157258b3c8190a72c868bd055ed94 completed April 16, 2026, 9:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffbe87149081909ac6129126f597c2 completed May 9, 2026, 11:08 p.m.
Created at: April 10, 2026, 4:54 a.m.