Triple

T7821520
Position Surface form Disambiguated ID Type / Status
Subject Truro railway station E181138 entity
Predicate isServedByRoute P6309 FINISHED
Object London Paddington–Penzance
London Paddington–Penzance is a major long-distance railway route in England linking central London with the far southwest county of Cornwall.
E695087 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: London Paddington–Penzance | Statement: [Truro railway station, isServedByRoute, London Paddington–Penzance]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Paddington–Penzance
Context triple: [Truro railway station, isServedByRoute, London Paddington–Penzance]
  • 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. London Waterloo–Exeter
    London Waterloo–Exeter is a key intercity rail route in southern England linking London Waterloo with Exeter via major intermediate towns and cities.
  • C. 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.
  • D. Bristol Temple Meads
    Bristol Temple Meads is the main railway station in Bristol, England, serving as a major regional and intercity transport hub.
  • E. Bristol–Bath line
    The Bristol–Bath line is a key railway route in southwest England that connects the cities of Bristol and Bath, forming part of the Great Western Main Line network.
  • 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: London Paddington–Penzance
Triple: [Truro railway station, isServedByRoute, London Paddington–Penzance]
Generated description
London Paddington–Penzance is a major long-distance railway route in England linking central London with the far southwest county of Cornwall.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London Paddington–Penzance
Target entity description: London Paddington–Penzance is a major long-distance railway route in England linking central London with the far southwest county of Cornwall.
  • 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. London Waterloo–Exeter
    London Waterloo–Exeter is a key intercity rail route in southern England linking London Waterloo with Exeter via major intermediate towns and cities.
  • C. 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.
  • D. Bristol Temple Meads
    Bristol Temple Meads is the main railway station in Bristol, England, serving as a major regional and intercity transport hub.
  • E. Bristol–Bath line
    The Bristol–Bath line is a key railway route in southwest England that connects the cities of Bristol and Bath, forming part of the Great Western Main Line network.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: isServedByRoute
Context triple: [Truro railway station, isServedByRoute, London Paddington–Penzance]
  • A. isRouteFor
    Indicates that one entity serves as a path, course, or channel used for traveling, transporting, or connecting to another entity.
  • B. isStandardRouteOn
    Indicates that a particular route is the default or officially designated path used on a given transportation line or service.
  • C. isPartOfRoute chosen
    Indicates that something (such as a segment, stop, or step) belongs to and is contained within a larger route.
  • D. hasRoute
    Indicates that there exists a path or connection enabling travel or communication from one entity to another.
  • E. isMajorRouteFor
    Indicates that something serves as a primary or heavily used pathway or channel for the movement or flow of something else.
  • 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_69ca828153f48190bdb27ac46f8e0745 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cafa083fe88190a77efb7cfee4bd6f completed March 30, 2026, 10:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69cb149bae408190a931ecbc803b0850 completed March 31, 2026, 12:26 a.m.
NEDg Description generation batch_69cb1734159881909590ed51e8920387 completed March 31, 2026, 12:37 a.m.
NED2 Entity disambiguation (via description) batch_69cb1a6fc16c8190827593f58b9d742d completed March 31, 2026, 12:50 a.m.
PD Predicate disambiguation batch_69cae91ae008819098e56bbe51143b31 completed March 30, 2026, 9:20 p.m.
Created at: March 30, 2026, 4:41 p.m.