Triple

T21320236
Position Surface form Disambiguated ID Type / Status
Subject Blair County, Pennsylvania E525591 entity
Predicate contains P35 FINISHED
Object Allegheny Portage Railroad National Historic Site — NE NERFINISHED

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: Allegheny Portage Railroad National Historic Site | Statement: [Blair County, Pennsylvania, contains, Allegheny Portage Railroad National Historic Site]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Allegheny Portage Railroad National Historic Site
Context triple: [Blair County, Pennsylvania, contains, Allegheny Portage Railroad National Historic Site]
  • A. Steamtown National Historic Site
    Steamtown National Historic Site is a railroad museum and heritage site in Scranton, Pennsylvania, dedicated to preserving and interpreting the history of steam locomotives and railroading in the United States.
  • B. Railroad Museum of Pennsylvania
    The Railroad Museum of Pennsylvania is a museum in Strasburg dedicated to preserving and interpreting the history of railroading in Pennsylvania through an extensive collection of historic locomotives, rolling stock, and related artifacts.
  • C. Allegheny Portage Railroad chosen
    The Allegheny Portage Railroad was a 19th-century inclined-plane rail system that carried canal boats over the Allegheny Mountains, playing a key role in early transportation across Pennsylvania and now preserved as a National Historic Site.
  • D. Cass Scenic Railroad State Park
    Cass Scenic Railroad State Park is a historic West Virginia state park known for its preserved steam-driven logging railroad and scenic mountain excursions.
  • E. Hopewell Furnace National Historic Site
    Hopewell Furnace National Historic Site is a preserved 18th–19th century iron-making community in Pennsylvania that interprets early American industry, technology, and rural life.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0b51ad810819098c12392c8e55f6c completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e77ed0a2788190b6a71c8c720173dc completed April 21, 2026, 1:42 p.m.
Created at: April 16, 2026, 4:39 p.m.