Triple

T17933925
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 159 E448402 entity
Predicate hasSubclass P1244 FINISHED
Object British Rail Class 159/0 — 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: British Rail Class 159/0 | Statement: [British Rail Class 159, hasSubclass, British Rail Class 159/0]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: British Rail Class 159/0
Context triple: [British Rail Class 159, hasSubclass, British Rail Class 159/0]
  • A. British Rail Class 159 chosen
    The British Rail Class 159 is a diesel multiple-unit train used for long-distance regional services in the UK, particularly known for operating intercity-style routes in the southwest of England.
  • B. British Rail Class 165
    The British Rail Class 165 is a diesel multiple-unit commuter train used primarily on suburban and regional services in the south of England.
  • C. British Rail Class 153
    The British Rail Class 153 is a single-car diesel multiple unit train used on regional and rural passenger services across the UK rail network.
  • D. British Rail Class 158
    The British Rail Class 158 is a diesel multiple-unit train built in the late 1980s and early 1990s for regional and intercity services across the UK rail network.
  • E. British Rail Class 168
    The British Rail Class 168 is a diesel multiple-unit train used primarily by Chiltern Railways for regional and intercity services in the United Kingdom.
  • 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_69d8b9f79d14819095540856928f0e25 completed April 10, 2026, 8:51 a.m.
NER Named-entity recognition batch_69e4a5547b7881909dc41bb7dd34194f completed April 19, 2026, 9:50 a.m.
Created at: April 10, 2026, 10:21 a.m.