Triple

T19461288
Position Surface form Disambiguated ID Type / Status
Subject Ephrata train station E486875 entity
Predicate formerOperator P179 FINISHED
Object Great Northern Railway 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: Great Northern Railway | Statement: [Ephrata train station, formerOperator, Great Northern Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Great Northern Railway
Context triple: [Ephrata train station, formerOperator, Great Northern Railway]
  • A. Great Northern Railway chosen
    Great Northern Railway was a major American transcontinental railroad that operated in the northern United States, connecting the Great Lakes to the Pacific Northwest.
  • B. Great Northern Railway
    The Great Northern Railway was a major British railway company that operated extensive routes across northern England and played a key role in the development of the region’s transport infrastructure during the 19th and early 20th centuries.
  • C. Great Northern Railway
    The Great Northern Railway is a historic rail line in Queensland, Australia, that opened up the state’s remote northern interior by linking inland mining towns with coastal ports.
  • D. Great Northern and City Railway
    The Great Northern and City Railway was a deep-level underground railway in London designed to link the Great Northern Railway’s mainline services directly into the City, later becoming part of the London Underground network.
  • E. Great Eastern Railway
    Great Eastern Railway was a major pre-grouping British railway company that operated an extensive network across East Anglia and into London from the mid-19th to early 20th century.
  • 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_69d8e8d86d608190bd199a98d0297f27 completed April 10, 2026, 12:11 p.m.
NER Named-entity recognition batch_69e633c983f481908b2684dc4380b889 completed April 20, 2026, 2:10 p.m.
Created at: April 10, 2026, 1:38 p.m.