Triple

T1999722
Position Surface form Disambiguated ID Type / Status
Subject Blackpool North railway station E43438 entity
Predicate terminusOf P3375 FINISHED
Object Blackpool North–Preston line E184449 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: Blackpool North–Preston line | Statement: [Blackpool North railway station, terminusOf, Blackpool North–Preston line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Blackpool North–Preston line
Context triple: [Blackpool North railway station, terminusOf, Blackpool North–Preston line]
  • A. Manchester–Preston line
    The Manchester–Preston line is a key railway route in North West England linking Manchester with Preston and serving major intermediate stations such as Manchester Oxford Road.
  • B. Manchester–Blackpool North line
    The Manchester–Blackpool North line is a key railway route in North West England linking Manchester with the seaside resort of Blackpool, serving major intermediate towns and commuter hubs along the way.
  • C. Preston to Blackpool North line chosen
    The Preston to Blackpool North line is a key railway route in Lancashire, England, linking Preston with the seaside resort of Blackpool North and forming part of several regional and intercity services.
  • D. Manchester–Wigan line
    The Manchester–Wigan line is a key suburban and regional railway route in Greater Manchester and Lancashire, connecting Manchester with Wigan and serving intermediate towns and commuter stations.
  • E. East Lancashire Line
    The East Lancashire Line is a regional railway route in Lancashire, England, linking towns such as Preston, Blackburn, Burnley, and Colne.
  • 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_69a88715dbbc8190b2299e29e955d997 completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb87f78f0819098e787a5f3e062fd completed March 7, 2026, 5:32 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae0ada17608190867681ee14aa217e completed March 8, 2026, 11:48 p.m.
Created at: March 4, 2026, 7:37 p.m.