Triple

T2981410
Position Surface form Disambiguated ID Type / Status
Subject Bridgend railway station E80517 entity
Predicate connectsTo P845 FINISHED
Object Cardiff Central railway station E58613 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: Cardiff Central railway station | Statement: [Bridgend railway station, connectsTo, Cardiff Central railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Cardiff Central railway station
Context triple: [Bridgend railway station, connectsTo, Cardiff Central railway station]
  • A. Cardiff Central railway station chosen
    Cardiff Central railway station is the main railway hub in Cardiff, Wales, serving as a major interchange on the South Wales Main Line with extensive regional and long-distance services.
  • B. Cardiff Queen Street railway station
    Cardiff Queen Street railway station is a major central Cardiff rail hub serving as a key interchange for suburban and regional services across South Wales.
  • C. Cardiff Bay railway station
    Cardiff Bay railway station is a suburban railway terminus in Cardiff, Wales, serving the Cardiff Bay area with local train services.
  • D. Bridgend railway station
    Bridgend railway station is the main railway hub serving the town of Bridgend in South Wales, providing regional and intercity rail connections.
  • E. Merthyr Tydfil railway station
    Merthyr Tydfil railway station is the main train station serving the town of Merthyr Tydfil in Wales, providing regional rail connections to surrounding areas.
  • 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_69ad8b15f6ac8190be5fd16a33edcb4f completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad99a098e08190976eb4b019818f67 completed March 8, 2026, 3:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69b108f27d648190a7a58670fec8b74d completed March 11, 2026, 6:17 a.m.
Created at: March 8, 2026, 2:58 p.m.