Triple

T11291759
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 387 E267340 entity
Predicate relatedTo P37 FINISHED
Object British Rail Class 377 E141600 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: British Rail Class 377 | Statement: [British Rail Class 387, relatedTo, British Rail Class 377]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: British Rail Class 377
Context triple: [British Rail Class 387, relatedTo, British Rail Class 377]
  • A. British Rail Class 377 chosen
    The British Rail Class 377 is a fleet of electric multiple-unit commuter trains widely used in southeast England, particularly by Govia Thameslink Railway services.
  • B. British Rail Class 376
    The British Rail Class 376 is a type of electric multiple unit train operated by Southeastern for high-capacity suburban commuter services in the London area.
  • C. British Rail Class 378
    The British Rail Class 378 is a type of electric multiple unit train designed for high-capacity, metro-style commuter services on London Overground routes.
  • D. British Rail Class 373
    The British Rail Class 373 is a high-speed electric multiple unit train designed for cross-Channel services through the Channel Tunnel, primarily operated by Eurostar between the UK and mainland Europe.
  • E. British Rail Class 379
    The British Rail Class 379 is a fleet of electric multiple-unit passenger trains built for high-frequency commuter and airport services on the UK rail network.
  • 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_69d6aac993a08190a6f36445ebaf9a43 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e989fdac81909a4a75f1f68b55c6 completed April 9, 2026, 6:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69e542df01fc81908539407e20543002 completed April 19, 2026, 9:02 p.m.
Created at: April 8, 2026, 9:32 p.m.