Triple

T13740533
Position Surface form Disambiguated ID Type / Status
Subject Wrexham Central railway station E330072 entity
Predicate servesLine P839 FINISHED
Object Bidston–Wrexham line E330083 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: Bidston–Wrexham line | Statement: [Wrexham Central railway station, servesLine, Bidston–Wrexham line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bidston–Wrexham line
Context triple: [Wrexham Central railway station, servesLine, Bidston–Wrexham line]
  • A. Wrexham–Bidston line chosen
    The Wrexham–Bidston line is a regional railway route in Wales and England that connects Wrexham with Bidston on the Wirral, serving communities across the borderlands between the two countries.
  • B. Wirral Line
    The Wirral Line is a commuter rail line in the Merseyrail network serving Liverpool and the Wirral Peninsula via underground city-centre stations and tunnels under the River Mersey.
  • C. Rhondda Line
    The Rhondda Line is a commuter rail route in South Wales that runs through the Rhondda Valleys, connecting local communities with larger hubs such as Pontypridd and Cardiff.
  • D. Maesteg Line
    The Maesteg Line is a commuter rail route in South Wales connecting Maesteg with larger hubs such as Cardiff via Bridgend.
  • E. Cynwyd Line
    The Cynwyd Line is a short commuter rail service in the Philadelphia area operated by SEPTA, running between Center City and the Cynwyd neighborhood in Lower Merion Township.
  • 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_69d80772315881908f980cae40d91664 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69de0206a4b88190a60914e2b43e54f9 completed April 14, 2026, 8:59 a.m.
NED1 Entity disambiguation (via context triple) batch_69f79d6bce9881909209231f6dfcf9bf completed May 3, 2026, 7:09 p.m.
Created at: April 9, 2026, 9:55 p.m.