Triple

T1989857
Position Surface form Disambiguated ID Type / Status
Subject John Frank Stevens E43226 entity
Predicate employer P7 FINISHED
Object Great Northern Railway E23883 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: Great Northern Railway | Statement: [John Frank Stevens, employer, Great Northern Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Great Northern Railway
Context triple: [John Frank Stevens, employer, 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 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.
  • D. North Eastern Railway
    North Eastern Railway was a major pre-grouping British railway company in northern England, known for operating key routes in Yorkshire, County Durham, and Northumberland before being absorbed into the London and North Eastern Railway in 1923.
  • E. North British Railway
    North British Railway was a major 19th- and early 20th-century Scottish railway company that operated extensive routes across central and eastern Scotland before becoming part of the London and North Eastern Railway in 1923.
  • 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_69a88714cf2c819081644be450b8356e completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb8434cec819087842e2c9537df9e completed March 7, 2026, 5:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae1fdd7b5c8190bf23a138c28857f8 completed March 9, 2026, 1:18 a.m.
Created at: March 4, 2026, 7:37 p.m.