Triple

T6837775
Position Surface form Disambiguated ID Type / Status
Subject Rhymney Line E157491 entity
Predicate connectsTo P845 FINISHED
Object Merthyr Line at Cardiff Queen Street E160327 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: Merthyr Line at Cardiff Queen Street | Statement: [Rhymney Line, connectsTo, Merthyr Line at Cardiff Queen Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Merthyr Line at Cardiff Queen Street
Context triple: [Rhymney Line, connectsTo, Merthyr Line at Cardiff Queen Street]
  • A. Merthyr Line chosen
    The Merthyr Line is a commuter rail route in South Wales that connects Cardiff with Merthyr Tydfil and surrounding Valleys communities.
  • B. 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.
  • C. Ebbw Vale line
    The Ebbw Vale line is a railway route in South Wales that connects Ebbw Vale with larger towns and cities, providing both commuter and regional passenger services.
  • D. Rhymney Line
    The Rhymney Line is a suburban railway route in South Wales that connects Cardiff with the town of Rhymney, forming part of the Valley Lines network.
  • E. Vale of Glamorgan Line
    The Vale of Glamorgan Line is a railway route in South Wales that connects Cardiff with coastal towns such as Barry and Bridgend, serving both commuter and regional passenger traffic.
  • 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_69c6882c53608190b99aebef079b23bd completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d67db4008190b86b497bf6f0c73a completed March 27, 2026, 7:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7240321108190860e91ebeb738a8f completed March 28, 2026, 12:42 a.m.
Created at: March 27, 2026, 2:19 p.m.