Triple

T21568788
Position Surface form Disambiguated ID Type / Status
Subject West Anglia Great Northern E532229 entity
Predicate usedRollingStockType P1305 FINISHED
Object Class 365 electric multiple units — 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: Class 365 electric multiple units | Statement: [West Anglia Great Northern, usedRollingStockType, Class 365 electric multiple units]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Class 365 electric multiple units
Context triple: [West Anglia Great Northern, usedRollingStockType, Class 365 electric multiple units]
  • A. Class 365 electric multiple unit chosen
    The Class 365 electric multiple unit is a British dual-voltage commuter train type introduced in the 1990s for high-frequency suburban and regional services, primarily around London and the southeast.
  • B. Class 360 electric multiple unit
    The Class 360 electric multiple unit is a type of British high-speed commuter train used on electrified mainline routes for regional and outer-suburban passenger services.
  • C. Class 385 electric multiple units
    The Class 385 electric multiple units are modern electric commuter trains used by ScotRail, primarily operating on electrified routes in Scotland’s Central Belt.
  • D. Class 350 electric multiple units
    The Class 350 electric multiple units are a family of British dual-voltage commuter trains built by Siemens for regional and intercity services on the UK rail network.
  • E. Class 315 electric multiple unit
    The Class 315 electric multiple unit is a type of British suburban electric train built in the early 1980s for commuter services in and around London.
  • 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_69e0c460db088190828c64206a450273 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69eee9cad95c8190ab165ced6f242302 completed April 27, 2026, 4:44 a.m.
Created at: April 16, 2026, 6:30 p.m.