Triple

T18258752
Position Surface form Disambiguated ID Type / Status
Subject ScotRail Dundee–Aberdeen services E437288 entity
Predicate typicalRollingStock P5426 FINISHED
Object Class 158 Express Sprinter 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 158 Express Sprinter | Statement: [ScotRail Dundee–Aberdeen services, typicalRollingStock, Class 158 Express Sprinter]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Class 158 Express Sprinter
Context triple: [ScotRail Dundee–Aberdeen services, typicalRollingStock, Class 158 Express Sprinter]
  • A. Class 158 Express Sprinter chosen
    The Class 158 Express Sprinter is a British diesel multiple-unit train introduced in the late 1980s for regional and intercity services, known for its improved comfort and performance over earlier Sprinter units.
  • B. Class 156 Super Sprinter
    The Class 156 Super Sprinter is a British two-car diesel multiple unit train built in the late 1980s for regional and local passenger services across the UK rail network.
  • C. Class 158 diesel multiple unit
    The Class 158 diesel multiple unit is a British regional passenger train built in the late 1980s and early 1990s, known for its air-conditioned interiors and use on longer-distance services across the UK rail network.
  • D. Class 156 diesel multiple unit
    The Class 156 diesel multiple unit is a British two-car regional train type introduced in the late 1980s for local and medium-distance passenger services.
  • E. Class 345 Aventra
    The Class 345 Aventra is a modern electric multiple unit train built by Bombardier (now Alstom) for high-capacity, high-frequency commuter services on London’s Elizabeth line.
  • 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_69d8b913351c8190932b6a426de04b41 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4fd8879e88190893f8da7c3529496 completed April 19, 2026, 4:06 p.m.
Created at: April 10, 2026, 10:34 a.m.