Triple

T2102594
Position Surface form Disambiguated ID Type / Status
Subject Pwllheli (via Cambrian Coast) E37122 entity
Predicate railNetworkZone P24188 FINISHED
Object National Rail Wales area
The National Rail Wales area is the designated rail network zone covering passenger train services and stations across Wales within the National Rail system.
E233678 NE FINISHED

How this triple was built (5 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: National Rail Wales area | Statement: [Pwllheli (via Cambrian Coast), railNetworkZone, National Rail Wales area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: National Rail Wales area
Context triple: [Pwllheli (via Cambrian Coast), railNetworkZone, National Rail Wales area]
  • A. South Wales Main Line
    The South Wales Main Line is a major railway route in Wales that connects London and the west of England with key South Wales cities such as Cardiff and Swansea.
  • B. Transport for Wales Rail
    Transport for Wales Rail is a Welsh train operating company that provides regional and intercity rail services across Wales and into parts of England.
  • C. Heart of Wales Line
    The Heart of Wales Line is a scenic rural railway route in Wales and the English borderlands, known for its picturesque landscapes, small request-stop stations, and leisurely services connecting Swansea and Shrewsbury.
  • D. Arriva Trains Wales
    Arriva Trains Wales was a former UK train operating company that provided passenger rail services across Wales and the English border regions from 2003 to 2018.
  • E. 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.
  • 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: National Rail Wales area
Triple: [Pwllheli (via Cambrian Coast), railNetworkZone, National Rail Wales area]
Generated description
The National Rail Wales area is the designated rail network zone covering passenger train services and stations across Wales within the National Rail system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: National Rail Wales area
Target entity description: The National Rail Wales area is the designated rail network zone covering passenger train services and stations across Wales within the National Rail system.
  • A. South Wales Main Line
    The South Wales Main Line is a major railway route in Wales that connects London and the west of England with key South Wales cities such as Cardiff and Swansea.
  • B. Transport for Wales Rail
    Transport for Wales Rail is a Welsh train operating company that provides regional and intercity rail services across Wales and into parts of England.
  • C. Heart of Wales Line
    The Heart of Wales Line is a scenic rural railway route in Wales and the English borderlands, known for its picturesque landscapes, small request-stop stations, and leisurely services connecting Swansea and Shrewsbury.
  • D. Arriva Trains Wales
    Arriva Trains Wales was a former UK train operating company that provided passenger rail services across Wales and the English border regions from 2003 to 2018.
  • E. 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.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: railNetworkZone
Context triple: [Pwllheli (via Cambrian Coast), railNetworkZone, National Rail Wales area]
  • A. hasRailwayZone chosen
    Indicates that a location or railway entity falls under the jurisdiction or coverage area of a specific railway zone.
  • B. railroadNetwork
    Indicates a relationship where locations are connected as part of the same system of railway lines and infrastructure used for train transport.
  • C. railNetworkRole
    Indicates the specific function or responsibility an entity has within a rail network system.
  • D. railwayRegion
    Indicates a relationship where a railway or rail network is associated with, located in, or administered within a particular geographic region.
  • E. railNetworkSide
    Indicates on which side of a rail network (e.g., left or right relative to a reference direction) an entity is located or associated.
  • F. None of above.

Provenance (6 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_69a8861828948190924aa30c08806b3a completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69abbabe1e9081908ea66c5406e2f1d9 completed March 7, 2026, 5:42 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae3068189c81909cf76fd1fc2a0fe6 completed March 9, 2026, 2:28 a.m.
NEDg Description generation batch_69ae30f9d0448190a0b3251676d9825d completed March 9, 2026, 2:31 a.m.
NED2 Entity disambiguation (via description) batch_69ae316398488190b9dd38145d5488b4 completed March 9, 2026, 2:33 a.m.
PD Predicate disambiguation batch_69abb7b7b6288190afa11b4d93bd5666 completed March 7, 2026, 5:29 a.m.
Created at: March 4, 2026, 7:43 p.m.