Triple

T3330037
Position Surface form Disambiguated ID Type / Status
Subject Robert Stephenson E70010 entity
Predicate notableWork P4 FINISHED
Object London and Birmingham Railway E308133 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: London and Birmingham Railway | Statement: [Robert Stephenson, notableWork, London and Birmingham Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London and Birmingham Railway
Context triple: [Robert Stephenson, notableWork, London and Birmingham Railway]
  • A. London and Birmingham Railway chosen
    The London and Birmingham Railway was one of the earliest major trunk railways in England, linking London with the Midlands and forming a key part of the developing national rail network in the 19th century.
  • B. Bristol and Birmingham Railway
    The Bristol and Birmingham Railway was a historic British railway line that connected the cities of Bristol and Birmingham and later became part of the Midland Railway network.
  • C. Manchester and Birmingham Railway
    The Manchester and Birmingham Railway was an early 19th-century British railway company that operated a key main line in northwest England before becoming part of the London and North Western Railway.
  • D. Liverpool and Manchester Railway
    The Liverpool and Manchester Railway was one of the world’s first inter-city passenger railways to rely exclusively on steam power, pioneering modern railway transport in early 19th-century England.
  • E. Birmingham and Derby Junction Railway
    The Birmingham and Derby Junction Railway was an early 19th-century English railway company that became a key constituent of the later Midland Railway.
  • 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_69ad85a24f208190bcf83131bfed3521 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb171ee0881908642504ab0ac8329 completed March 8, 2026, 5:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69b3545abce08190860566592e4e2239 completed March 13, 2026, 12:03 a.m.
Created at: March 8, 2026, 3:12 p.m.