Triple

T15580060
Position Surface form Disambiguated ID Type / Status
Subject London–Bristol rail corridor E374469 entity
Predicate usesLine P1293 FINISHED
Object Thames Valley route
The Thames Valley route is a major railway line in southern England that forms part of the key intercity and commuter corridor linking London with the West of England.
E1164723 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: Thames Valley route | Statement: [London–Bristol rail corridor, usesLine, Thames Valley route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Thames Valley route
Context triple: [London–Bristol rail corridor, usesLine, Thames Valley route]
  • A. Lea Valley corridor
    The Lea Valley corridor is a transport and development corridor in eastern England that follows the River Lea through north and east London into Hertfordshire, hosting multiple rail lines, roads, and urban areas.
  • B. London to Medway Towns route
    The London to Medway Towns route is a commuter rail line in southeast England linking central London with the Medway conurbation, including towns such as Gillingham, Chatham, and Rochester.
  • C. Wessex Route
    Wessex Route is a major rail operating area in southern England that manages and oversees key passenger and freight railway lines, including routes around Southampton and Portsmouth.
  • D. London–Sutton via Wimbledon route
    The London–Sutton via Wimbledon route is a suburban rail line in South London linking central London with Sutton through Wimbledon, serving a series of commuter stations along the way.
  • E. St Albans City–Sutton route
    The St Albans City–Sutton route is a suburban commuter rail line in the London area, forming part of the Thameslink network and linking Hertfordshire with south London.
  • 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: Thames Valley route
Triple: [London–Bristol rail corridor, usesLine, Thames Valley route]
Generated description
The Thames Valley route is a major railway line in southern England that forms part of the key intercity and commuter corridor linking London with the West of England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Thames Valley route
Target entity description: The Thames Valley route is a major railway line in southern England that forms part of the key intercity and commuter corridor linking London with the West of England.
  • A. Lea Valley corridor
    The Lea Valley corridor is a transport and development corridor in eastern England that follows the River Lea through north and east London into Hertfordshire, hosting multiple rail lines, roads, and urban areas.
  • B. London to Medway Towns route
    The London to Medway Towns route is a commuter rail line in southeast England linking central London with the Medway conurbation, including towns such as Gillingham, Chatham, and Rochester.
  • C. Wessex Route
    Wessex Route is a major rail operating area in southern England that manages and oversees key passenger and freight railway lines, including routes around Southampton and Portsmouth.
  • D. London–Sutton via Wimbledon route
    The London–Sutton via Wimbledon route is a suburban rail line in South London linking central London with Sutton through Wimbledon, serving a series of commuter stations along the way.
  • E. St Albans City–Sutton route
    The St Albans City–Sutton route is a suburban commuter rail line in the London area, forming part of the Thameslink network and linking Hertfordshire with south London.
  • 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_69d85ccd575081908909b71a3f3e3a61 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e04e24064c8190b132c3092877fbfa completed April 16, 2026, 2:49 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff4c4da9e48190a73492ef725380da completed May 9, 2026, 3:01 p.m.
NEDg Description generation batch_69ff4d0678648190b61fbe79a60da8ec completed May 9, 2026, 3:04 p.m.
NED2 Entity disambiguation (via description) batch_69ff4d9258148190b21201bb09e16999 completed May 9, 2026, 3:06 p.m.
Created at: April 10, 2026, 4:11 a.m.