Triple

T18130701
Position Surface form Disambiguated ID Type / Status
Subject Haverfordwest railway station E434000 entity
Predicate isOnRoute P2127 FINISHED
Object Swansea–Milford Haven route
The Swansea–Milford Haven route is a railway line in southwest Wales that connects the city of Swansea with the deep-water port of Milford Haven, serving key towns such as Haverfordwest along the way.
E1308541 NE FINISHED

How this triple was built (4 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: Swansea–Milford Haven route | Statement: [Haverfordwest railway station, isOnRoute, Swansea–Milford Haven route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Swansea–Milford Haven route
Context triple: [Haverfordwest railway station, isOnRoute, Swansea–Milford Haven route]
  • A. London Paddington–Swansea route
    The London Paddington–Swansea route is a major intercity railway line in Great Britain linking London with South Wales, serving key cities such as Reading, Bristol (via connecting routes), Cardiff, and Swansea.
  • B. Exeter–Paignton route
    The Exeter–Paignton route is a scenic railway line in Devon, England, running along the coast and serving as a key part of the region’s passenger rail network.
  • C. Bristol Temple Meads – Severn Beach route
    The Bristol Temple Meads – Severn Beach route is a local rail service in the Bristol area that links the city’s main station with suburban and coastal communities along the Severn Estuary.
  • D. Fishguard–Rosslare ferry route
    The Fishguard–Rosslare ferry route is a long-established passenger and vehicle sea crossing linking southwest Wales with southeast Ireland across the Irish Sea.
  • E. Swansea–Cardiff line
    The Swansea–Cardiff line is a key railway route in South Wales that connects the cities of Swansea and Cardiff and serves numerous intermediate towns and communities.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Swansea–Milford Haven route
Triple: [Haverfordwest railway station, isOnRoute, Swansea–Milford Haven route]
Generated description
The Swansea–Milford Haven route is a railway line in southwest Wales that connects the city of Swansea with the deep-water port of Milford Haven, serving key towns such as Haverfordwest along the way.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Swansea–Milford Haven route
Target entity description: The Swansea–Milford Haven route is a railway line in southwest Wales that connects the city of Swansea with the deep-water port of Milford Haven, serving key towns such as Haverfordwest along the way.
  • A. London Paddington–Swansea route
    The London Paddington–Swansea route is a major intercity railway line in Great Britain linking London with South Wales, serving key cities such as Reading, Bristol (via connecting routes), Cardiff, and Swansea.
  • B. Exeter–Paignton route
    The Exeter–Paignton route is a scenic railway line in Devon, England, running along the coast and serving as a key part of the region’s passenger rail network.
  • C. Bristol Temple Meads – Severn Beach route
    The Bristol Temple Meads – Severn Beach route is a local rail service in the Bristol area that links the city’s main station with suburban and coastal communities along the Severn Estuary.
  • D. Fishguard–Rosslare ferry route
    The Fishguard–Rosslare ferry route is a long-established passenger and vehicle sea crossing linking southwest Wales with southeast Ireland across the Irish Sea.
  • E. Swansea–Cardiff line
    The Swansea–Cardiff line is a key railway route in South Wales that connects the cities of Swansea and Cardiff and serves numerous intermediate towns and communities.
  • F. None of above. chosen

Provenance (5 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_69d8b909e8cc81908df4cc2b8ea6d11f completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4ddf1e2508190993f65ca137fdf63 completed April 19, 2026, 1:51 p.m.
NED1 Entity disambiguation (via context triple) batch_6a03854626e881908d46685bde4ad344 completed May 12, 2026, 7:53 p.m.
NEDg Description generation batch_6a0389649bac8190bb5f189e562ab8c3 completed May 12, 2026, 8:11 p.m.
NED2 Entity disambiguation (via description) batch_6a0389eb3928819080b6d257698e662c completed May 12, 2026, 8:13 p.m.
Created at: April 10, 2026, 10:29 a.m.