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.