Triple

T14927862
Position Surface form Disambiguated ID Type / Status
Subject Bristol suburban rail network E372177 entity
Predicate includesLine P2124 FINISHED
Object Bristol to Cardiff Line (local services) E370454 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: Bristol to Cardiff Line (local services) | Statement: [Bristol suburban rail network, includesLine, Bristol to Cardiff Line (local services)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bristol to Cardiff Line (local services)
Context triple: [Bristol suburban rail network, includesLine, Bristol to Cardiff Line (local services)]
  • A. Cardiff City Line
    Cardiff City Line is a suburban railway line in Cardiff, Wales, providing local passenger services between the city centre and its western districts.
  • B. Bristol–Bath line
    The Bristol–Bath line is a key railway route in southwest England that connects the cities of Bristol and Bath, forming part of the Great Western Main Line network.
  • C. Birmingham to Bristol line
    The Birmingham to Bristol line is a major railway route in England connecting the Midlands city of Birmingham with the southwestern city of Bristol, serving key intermediate towns and cities along the way.
  • D. West Wales Line
    The West Wales Line is a railway route in southwest Wales that links the South Wales rail network to coastal towns such as Carmarthen, Milford Haven, and Fishguard.
  • E. Bristol Parkway–Cardiff Central chosen
    Bristol Parkway–Cardiff Central is a key railway corridor in southwest Britain linking Bristol Parkway station with Cardiff Central on the route between England and South Wales.
  • 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_69d85cc9da0c81908d583ca3f63a3908 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded634e67881909daec9eaef188d09 completed April 15, 2026, 12:05 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe72c4f9c481909642efccb29f71d4 completed May 8, 2026, 11:33 p.m.
Created at: April 10, 2026, 2:35 a.m.