Triple

T11910192
Position Surface form Disambiguated ID Type / Status
Subject S7 stock (DLR type) E283372 entity
Predicate isDistinctFrom P1612 FINISHED
Object London Underground S7 Stock E283372 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 Underground S7 Stock | Statement: [S7 stock (DLR type), isDistinctFrom, London Underground S7 Stock]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Underground S7 Stock
Context triple: [S7 stock (DLR type), isDistinctFrom, London Underground S7 Stock]
  • A. London Underground S8 Stock
    The London Underground S8 Stock is a modern fleet of air-conditioned, walk-through electric multiple units used on the Metropolitan line, designed to increase capacity and improve passenger comfort and accessibility.
  • B. London Underground 1992 Stock
    The London Underground 1992 Stock is a fleet of electric multiple unit trains primarily used on the Central line, known for introducing modern traction and passenger features to the deep-level Tube network in the early 1990s.
  • C. M1 Millennium Underground Railway
    The M1 Millennium Underground Railway is Budapest’s historic yellow metro line, recognized as the oldest electrified underground railway on the European continent and a UNESCO World Heritage site.
  • D. London Overground
    London Overground is a suburban rail network in London that connects outer districts and some central hubs using a mix of newly built and former National Rail lines, integrated into the city’s public transport system.
  • E. S7 stock (DLR type, not Underground S7) chosen
    The S7 stock (DLR type) is a proposed or conceptual class of light metro trains intended for use on the Docklands Light Railway, distinct from the London Underground’s S7 Stock.
  • 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_69d6ab2c07e88190ba13b0d21fd6cf33 completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d8e5278eb081909a7ecfe38beeeda9 completed April 10, 2026, 11:55 a.m.
NED1 Entity disambiguation (via context triple) batch_69f44004b454819091b41bac99895106 completed May 1, 2026, 5:54 a.m.
Created at: April 8, 2026, 9:44 p.m.